Income-tax Act, 2025 | Chapter XVI | Sections 268-301

Procedure for Assessment

Assessment inquiry, valuation, faceless and best-judgment assessment, reassessment, rectification, demand and block assessment. The repository integrates the statutory index, operative legal snapshots, connected Rules and Forms, repealed-law mapping, applied cases and professional control sheets.

34 statutory provisionsRules 170-180Forms 100-103, ITR-A and ITR-BN18 applied cases36 professional Q&AShort file paths

Use sequence

Identify jurisdiction and taxpayer status. Read the exact provision and connected Rule. Verify limitation, form, authority and evidence. Compute the consequence. Preserve service and filing records. Review remedy and transition law.

Chapter architecture

Statutory parts

Regular assessment procedure

Sections 268-278

Income escaping assessment

Sections 279-291

Block assessment after search

Sections 292-301

Connected procedure

Rules and Forms map

Rule	Subject	Form / output
170	Prescribed authority under section 268(3)	—
171	Special audit and inventory valuation reports	Forms 100-101
172	Expenses of special audit or inventory valuation	—
173	Jurisdiction of Valuation Officers	—
174	Inspection by Valuation Officers	—
175	Prescribed authority for notice under section 270(8)	—
176	Business-reorganisation return and assessment modification procedure	ITR-A
177	Connected assessment-computation and reporting procedure	ITR-A
178	Application for credit or adjustment under section 288	Form 102
179	Notice of demand	Form 103
180	Return for block assessment	ITR-BN

Form control: Use the form version applicable to the filing date and tax year. Verify schema, digital-signature/EVC method, attachments, prescribed authority and acknowledgement.

Section 268 - Inquiry before assessment

1961 Act: 142

Operative statutory snapshot The Assessing Officer may issue prescribed inquiries, require accounts or evidence and, in specified cases with approvals, direct special audit or inventory valuation. This repository is an explanatory layer. The official consolidated Act, annual Finance Act, Rules, notifications, binding judicial law and transaction facts control the final position.

Finin2min decode

Respond issue-wise, reconcile submissions to books and return, and control third-party data. Special audit requires the statutory process and report forms.

Practical example

An assessment file raises inquiry before assessment. The taxpayer prepares a jurisdiction note, issue-wise evidence index, computation reconciliation and limitation calendar.

Professional controls

Test notice, sanction, service and limitation.
Respond issue-wise with reconciled evidence.
Review order, demand, credit and remedy immediately on receipt.

Section 269 - Estimation of value of assets by Valuation Officer

1961 Act: 142A

Operative statutory snapshot The provision establishes the statutory treatment for estimation of value of assets by valuation officer within Chapter XVI. This repository is an explanatory layer. The official consolidated Act, annual Finance Act, Rules, notifications, binding judicial law and transaction facts control the final position.

Finin2min decode

Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Practical example

A taxpayer encounters an issue concerning estimation of value of assets by valuation officer. The working paper maps the facts, statutory conditions and prescribed procedure before any position is taken.

Professional controls

Record the applicable person, event and tax year.
Link every conclusion to statutory conditions and primary evidence.
Track prescribed form, authority, limitation and downstream consequence.

Section 270 - Assessment

1961 Act: 143

Operative statutory snapshot Returns are processed through statutory adjustments and notices; scrutiny assessment determines total income or loss and tax after inquiry and opportunity. This repository is an explanatory layer. The official consolidated Act, annual Finance Act, Rules, notifications, binding judicial law and transaction facts control the final position.

Finin2min decode

Separate automated processing from scrutiny. Track the exact adjustment power, notice validity, evidence, hearing and final computation.

Practical example

An assessment file raises assessment. The taxpayer prepares a jurisdiction note, issue-wise evidence index, computation reconciliation and limitation calendar.

Professional controls

Test notice, sanction, service and limitation.
Respond issue-wise with reconciled evidence.
Review order, demand, credit and remedy immediately on receipt.

Section 271 - Best judgment assessment

1961 Act: 144

Operative statutory snapshot Where the taxpayer fails specified compliance duties or the authority cannot properly compute income from the material, a best-judgment assessment may be made after the required opportunity. This repository is an explanatory layer. The official consolidated Act, annual Finance Act, Rules, notifications, binding judicial law and transaction facts control the final position.

Finin2min decode

Best judgment is not arbitrary judgment. Build the record, explain non-compliance and challenge unsupported estimates with contemporaneous evidence.

Practical example

An assessment file raises best judgment assessment. The taxpayer prepares a jurisdiction note, issue-wise evidence index, computation reconciliation and limitation calendar.

Professional controls

Test notice, sanction, service and limitation.
Respond issue-wise with reconciled evidence.
Review order, demand, credit and remedy immediately on receipt.

Section 272 - Power of Joint Commissioner to issue directions in certain cases

1961 Act: 144A

Operative statutory snapshot The provision establishes the statutory treatment for power of joint commissioner to issue directions in certain cases within Chapter XVI. This repository is an explanatory layer. The official consolidated Act, annual Finance Act, Rules, notifications, binding judicial law and transaction facts control the final position.

Finin2min decode

Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Practical example

A taxpayer encounters an issue concerning power of joint commissioner to issue directions in certain cases. The working paper maps the facts, statutory conditions and prescribed procedure before any position is taken.

Professional controls

Record the applicable person, event and tax year.
Link every conclusion to statutory conditions and primary evidence.
Track prescribed form, authority, limitation and downstream consequence.

Section 273 - Faceless Assessment

1961 Act: 144B

Operative statutory snapshot A notified faceless scheme may allocate and conduct assessment electronically, with team-based functions, automated allocation and specified hearing safeguards. This repository is an explanatory layer. The official consolidated Act, annual Finance Act, Rules, notifications, binding judicial law and transaction facts control the final position.

Finin2min decode

Maintain a portal calendar, document index, response acknowledgements and video-hearing file. Do not assume physical jurisdiction rules disappear.

Practical example

An assessment file raises faceless assessment. The taxpayer prepares a jurisdiction note, issue-wise evidence index, computation reconciliation and limitation calendar.

Professional controls

Test notice, sanction, service and limitation.
Respond issue-wise with reconciled evidence.
Review order, demand, credit and remedy immediately on receipt.

Section 274 - Reference to Principal Commissioner or Commissioner in certain cases

1961 Act: 144BA

Operative statutory snapshot The provision establishes the statutory treatment for reference to principal commissioner or commissioner in certain cases within Chapter XVI. This repository is an explanatory layer. The official consolidated Act, annual Finance Act, Rules, notifications, binding judicial law and transaction facts control the final position.

Finin2min decode

Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Practical example

A taxpayer encounters an issue concerning reference to principal commissioner or commissioner in certain cases. The working paper maps the facts, statutory conditions and prescribed procedure before any position is taken.

Professional controls

Record the applicable person, event and tax year.
Link every conclusion to statutory conditions and primary evidence.
Track prescribed form, authority, limitation and downstream consequence.

Section 275 - Reference to Dispute Resolution Panel

1961 Act: 144C

Operative statutory snapshot Eligible cases involving foreign companies or specified transfer-pricing variations may proceed through a draft order and objections before the Dispute Resolution Panel. This repository is an explanatory layer. The official consolidated Act, annual Finance Act, Rules, notifications, binding judicial law and transaction facts control the final position.

Finin2min decode

DRP is a time-bound pre-demand route. Identify eligibility, draft-order date, objection deadline, issues and supporting evidence immediately.

Practical example

An assessment file raises reference to dispute resolution panel. The taxpayer prepares a jurisdiction note, issue-wise evidence index, computation reconciliation and limitation calendar.

Professional controls

Test notice, sanction, service and limitation.
Respond issue-wise with reconciled evidence.
Review order, demand, credit and remedy immediately on receipt.

Section 276 - Method of accounting

1961 Act: 145

Operative statutory snapshot The provision establishes the statutory treatment for method of accounting within Chapter XVI. This repository is an explanatory layer. The official consolidated Act, annual Finance Act, Rules, notifications, binding judicial law and transaction facts control the final position.

Finin2min decode

Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Practical example

A taxpayer encounters an issue concerning method of accounting. The working paper maps the facts, statutory conditions and prescribed procedure before any position is taken.

Professional controls

Record the applicable person, event and tax year.
Link every conclusion to statutory conditions and primary evidence.
Track prescribed form, authority, limitation and downstream consequence.

Section 277 - Method of accounting in certain cases

1961 Act: 145A

Operative statutory snapshot The provision establishes the statutory treatment for method of accounting in certain cases within Chapter XVI. This repository is an explanatory layer. The official consolidated Act, annual Finance Act, Rules, notifications, binding judicial law and transaction facts control the final position.

Finin2min decode

Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Practical example

A taxpayer encounters an issue concerning method of accounting in certain cases. The working paper maps the facts, statutory conditions and prescribed procedure before any position is taken.

Professional controls

Record the applicable person, event and tax year.
Link every conclusion to statutory conditions and primary evidence.
Track prescribed form, authority, limitation and downstream consequence.

Section 278 - Taxability of certain income

1961 Act: 145B

Operative statutory snapshot The provision prescribes a special charge, liability, collection consequence or computation rule for the identified person or income. This repository is an explanatory layer. The official consolidated Act, annual Finance Act, Rules, notifications, binding judicial law and transaction facts control the final position.

Finin2min decode

Reconcile the taxpayer, tax base, rate, deductions, credits, timing, reporting and recovery provisions before computing liability.

Practical example

A special liability applies to one income bucket. The computation separately identifies that bucket and prevents double taxation or duplicate credit.

Professional controls

Record the applicable person, event and tax year.
Link every conclusion to statutory conditions and primary evidence.
Track prescribed form, authority, limitation and downstream consequence.

Section 279 - Income escaping assessment

1961 Act: 147

Operative statutory snapshot Income escaping assessment may be assessed or reassessed in accordance with the notice, pre-notice, sanction and time-limit provisions in sections 280-285. This repository is an explanatory layer. The official consolidated Act, annual Finance Act, Rules, notifications, binding judicial law and transaction facts control the final position.

Finin2min decode

Start with jurisdiction: information, escaped-income threshold, limitation, pre-notice procedure and sanction. Merits come after notice validity.

Practical example

An assessment file raises income escaping assessment. The taxpayer prepares a jurisdiction note, issue-wise evidence index, computation reconciliation and limitation calendar.

Professional controls

Test notice, sanction, service and limitation.
Respond issue-wise with reconciled evidence.
Review order, demand, credit and remedy immediately on receipt.

Section 280 - Issue of notice where income has escaped assessment

1961 Act: 148

Operative statutory snapshot The provision regulates determination or modification of taxable income, loss, tax or demand through the prescribed assessment process. This repository is an explanatory layer. The official consolidated Act, annual Finance Act, Rules, notifications, binding judicial law and transaction facts control the final position.

Finin2min decode

Build a notice-to-issue matrix covering jurisdiction, limitation, evidence, hearing, computation and final order service.

Practical example

An assessment proposes a mismatch addition. The taxpayer reconciles return, books, third-party statement and supporting vouchers before the hearing.

Professional controls

Record the applicable person, event and tax year.
Link every conclusion to statutory conditions and primary evidence.
Track prescribed form, authority, limitation and downstream consequence.

Section 281 - Procedure before issuance of notice under section 280

1961 Act: 148A

Operative statutory snapshot Before issuing the reassessment notice, the authority generally follows the prescribed show-cause, information disclosure, response and order process, subject to statutory exceptions. This repository is an explanatory layer. The official consolidated Act, annual Finance Act, Rules, notifications, binding judicial law and transaction facts control the final position.

Finin2min decode

Treat the pre-notice stage as a jurisdictional record. Ask for relied-on information, answer both law and facts, and preserve service dates.

Practical example

An assessment file raises procedure before issuance of notice under section 280. The taxpayer prepares a jurisdiction note, issue-wise evidence index, computation reconciliation and limitation calendar.

Professional controls

Test notice, sanction, service and limitation.
Respond issue-wise with reconciled evidence.
Review order, demand, credit and remedy immediately on receipt.

Section 282 - Time limit for notices under sections 280 and 281

1961 Act: 149

Operative statutory snapshot The provision establishes the statutory treatment for time limit for notices under sections 280 and 281 within Chapter XVI. This repository is an explanatory layer. The official consolidated Act, annual Finance Act, Rules, notifications, binding judicial law and transaction facts control the final position.

Finin2min decode

Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Practical example

A taxpayer encounters an issue concerning time limit for notices under sections 280 and 281. The working paper maps the facts, statutory conditions and prescribed procedure before any position is taken.

Professional controls

Record the applicable person, event and tax year.
Link every conclusion to statutory conditions and primary evidence.
Track prescribed form, authority, limitation and downstream consequence.

Section 283 - Provision for cases where assessment is in pursuance of an order on appeal, etc.

1961 Act: 150

Operative statutory snapshot The provision creates or regulates an appellate remedy, including eligible orders, forum, limitation and procedure. This repository is an explanatory layer. The official consolidated Act, annual Finance Act, Rules, notifications, binding judicial law and transaction facts control the final position.

Finin2min decode

Identify the appealable order, correct forum, service date, fee, form, grounds, stay requirement and paper-book record.

Practical example

An assessee challenges an adjustment but files in the wrong forum. A forum map prepared on receipt of the order prevents the limitation risk.

Professional controls

Record the applicable person, event and tax year.
Link every conclusion to statutory conditions and primary evidence.
Track prescribed form, authority, limitation and downstream consequence.

Section 284 - Sanction for issue of notice

1961 Act: 151

Operative statutory snapshot The provision establishes the statutory treatment for sanction for issue of notice within Chapter XVI. This repository is an explanatory layer. The official consolidated Act, annual Finance Act, Rules, notifications, binding judicial law and transaction facts control the final position.

Finin2min decode

Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Practical example

A taxpayer encounters an issue concerning sanction for issue of notice. The working paper maps the facts, statutory conditions and prescribed procedure before any position is taken.

Professional controls

Record the applicable person, event and tax year.
Link every conclusion to statutory conditions and primary evidence.
Track prescribed form, authority, limitation and downstream consequence.

Section 285 - Other provisions

1961 Act: 152

Operative statutory snapshot The provision establishes the statutory treatment for other provisions within Chapter XVI. This repository is an explanatory layer. The official consolidated Act, annual Finance Act, Rules, notifications, binding judicial law and transaction facts control the final position.

Finin2min decode

Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Practical example

A taxpayer encounters an issue concerning other provisions. The working paper maps the facts, statutory conditions and prescribed procedure before any position is taken.

Professional controls

Record the applicable person, event and tax year.
Link every conclusion to statutory conditions and primary evidence.
Track prescribed form, authority, limitation and downstream consequence.

Section 286 - Time limit for completion of assessment, reassessment and recomputation

1961 Act: 153

Operative statutory snapshot Assessment, reassessment, recomputation and connected proceedings must be completed within the statutory periods, including exclusions and extensions for specified events. This repository is an explanatory layer. The official consolidated Act, annual Finance Act, Rules, notifications, binding judicial law and transaction facts control the final position.

Finin2min decode

Prepare a limitation worksheet with tax year, proceeding type, notice date, exclusions, court stays, references and final deadline.

Practical example

An assessment file raises time limit for completion of assessment, reassessment and recomputation. The taxpayer prepares a jurisdiction note, issue-wise evidence index, computation reconciliation and limitation calendar.

Professional controls

Test notice, sanction, service and limitation.
Respond issue-wise with reconciled evidence.
Review order, demand, credit and remedy immediately on receipt.

Section 287 - Rectification of mistake

1961 Act: 154

Operative statutory snapshot An apparent mistake in an order, intimation or specified record may be rectified within the statutory period after opportunity where the change is adverse. This repository is an explanatory layer. The official consolidated Act, annual Finance Act, Rules, notifications, binding judicial law and transaction facts control the final position.

Finin2min decode

Rectification is for evident error, not a debatable re-hearing. Identify the record, mistake, computation effect and limitation date.

Practical example

An assessment file raises rectification of mistake. The taxpayer prepares a jurisdiction note, issue-wise evidence index, computation reconciliation and limitation calendar.

Professional controls

Test notice, sanction, service and limitation.
Respond issue-wise with reconciled evidence.
Review order, demand, credit and remedy immediately on receipt.

Section 288 - Other amendments

1961 Act: 155

Operative statutory snapshot The provision establishes the statutory treatment for other amendments within Chapter XVI. This repository is an explanatory layer. The official consolidated Act, annual Finance Act, Rules, notifications, binding judicial law and transaction facts control the final position.

Finin2min decode

Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Practical example

A taxpayer encounters an issue concerning other amendments. The working paper maps the facts, statutory conditions and prescribed procedure before any position is taken.

Professional controls

Record the applicable person, event and tax year.
Link every conclusion to statutory conditions and primary evidence.
Track prescribed form, authority, limitation and downstream consequence.

Section 289 - Notice of demand

1961 Act: 156

Operative statutory snapshot The provision establishes the statutory treatment for notice of demand within Chapter XVI. This repository is an explanatory layer. The official consolidated Act, annual Finance Act, Rules, notifications, binding judicial law and transaction facts control the final position.

Finin2min decode

Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Practical example

A taxpayer encounters an issue concerning notice of demand. The working paper maps the facts, statutory conditions and prescribed procedure before any position is taken.

Professional controls

Record the applicable person, event and tax year.
Link every conclusion to statutory conditions and primary evidence.
Track prescribed form, authority, limitation and downstream consequence.

Section 290 - Modification and revision of notice in certain cases

1961 Act: 157

Operative statutory snapshot The provision establishes the statutory treatment for modification and revision of notice in certain cases within Chapter XVI. This repository is an explanatory layer. The official consolidated Act, annual Finance Act, Rules, notifications, binding judicial law and transaction facts control the final position.

Finin2min decode

Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Practical example

A taxpayer encounters an issue concerning modification and revision of notice in certain cases. The working paper maps the facts, statutory conditions and prescribed procedure before any position is taken.

Professional controls

Record the applicable person, event and tax year.
Link every conclusion to statutory conditions and primary evidence.
Track prescribed form, authority, limitation and downstream consequence.

Section 291 - Intimation of loss

1961 Act: 158 / 158A

Operative statutory snapshot The provision establishes the statutory treatment for intimation of loss within Chapter XVI. This repository is an explanatory layer. The official consolidated Act, annual Finance Act, Rules, notifications, binding judicial law and transaction facts control the final position.

Finin2min decode

Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Practical example

A taxpayer encounters an issue concerning intimation of loss. The working paper maps the facts, statutory conditions and prescribed procedure before any position is taken.

Professional controls

Record the applicable person, event and tax year.
Link every conclusion to statutory conditions and primary evidence.
Track prescribed form, authority, limitation and downstream consequence.

Section 292 - Assessment of total undisclosed income as a result of search

1961 Act: 158B and block-assessment provisions

Operative statutory snapshot Search-related undisclosed income for the block period is assessed under the special block-assessment code in sections 292-301. This repository is an explanatory layer. The official consolidated Act, annual Finance Act, Rules, notifications, binding judicial law and transaction facts control the final position.

Finin2min decode

Do not mix block income with regular disclosed income. Map search material, block period, pending years, specified person and separate tax consequences.

Practical example

An assessment file raises assessment of total undisclosed income as a result of search. The taxpayer prepares a jurisdiction note, issue-wise evidence index, computation reconciliation and limitation calendar.

Professional controls

Test notice, sanction, service and limitation.
Respond issue-wise with reconciled evidence.
Review order, demand, credit and remedy immediately on receipt.

Section 293 - Computation of total undisclosed income of block period

1961 Act: 158BB

Operative statutory snapshot The provision determines how specified income is classified, attributed, excluded, applied or brought to tax. This repository is an explanatory layer. The official consolidated Act, annual Finance Act, Rules, notifications, binding judicial law and transaction facts control the final position.

Finin2min decode

Prepare a source-to-head schedule and test character, recipient, timing, exclusions, anti-duplication and evidence.

Practical example

A receipt has both corpus and service elements. Separate documentation and accounting determine the correct treatment.

Professional controls

Record the applicable person, event and tax year.
Link every conclusion to statutory conditions and primary evidence.
Track prescribed form, authority, limitation and downstream consequence.

Section 294 - Procedure for block assessment

1961 Act: 158BC

Operative statutory snapshot The Assessing Officer follows the special block-return, notice, inquiry, opportunity and approval procedure for search assessments. This repository is an explanatory layer. The official consolidated Act, annual Finance Act, Rules, notifications, binding judicial law and transaction facts control the final position.

Finin2min decode

Use ITR-BN, a seized-material index, issue matrix and year/period reconciliation. Every addition should link to block evidence.

Practical example

An assessment file raises procedure for block assessment. The taxpayer prepares a jurisdiction note, issue-wise evidence index, computation reconciliation and limitation calendar.

Professional controls

Test notice, sanction, service and limitation.
Respond issue-wise with reconciled evidence.
Review order, demand, credit and remedy immediately on receipt.

Section 295 - Undisclosed income of any other person

1961 Act: 158BD

Finin2min decode

Prepare a source-to-head schedule and test character, recipient, timing, exclusions, anti-duplication and evidence.

Practical example

A receipt has both corpus and service elements. Separate documentation and accounting determine the correct treatment.

Professional controls

Record the applicable person, event and tax year.
Link every conclusion to statutory conditions and primary evidence.
Track prescribed form, authority, limitation and downstream consequence.

Section 296 - Time-limit for completion of block assessment

1961 Act: 158BE

Finin2min decode

Build a notice-to-issue matrix covering jurisdiction, limitation, evidence, hearing, computation and final order service.

Practical example

An assessment proposes a mismatch addition. The taxpayer reconciles return, books, third-party statement and supporting vouchers before the hearing.

Professional controls

Record the applicable person, event and tax year.
Link every conclusion to statutory conditions and primary evidence.
Track prescribed form, authority, limitation and downstream consequence.

Section 297 - Certain interests and penalties not to be levied or imposed

1961 Act: 158BF

Operative statutory snapshot The provision establishes the statutory treatment for certain interests and penalties not to be levied or imposed within Chapter XVI. This repository is an explanatory layer. The official consolidated Act, annual Finance Act, Rules, notifications, binding judicial law and transaction facts control the final position.

Finin2min decode

Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Practical example

A taxpayer encounters an issue concerning certain interests and penalties not to be levied or imposed. The working paper maps the facts, statutory conditions and prescribed procedure before any position is taken.

Professional controls

Record the applicable person, event and tax year.
Link every conclusion to statutory conditions and primary evidence.
Track prescribed form, authority, limitation and downstream consequence.

Section 298 - Levy of interest and penalty in certain cases

1961 Act: 158BFA

Operative statutory snapshot The provision establishes the statutory treatment for levy of interest and penalty in certain cases within Chapter XVI. This repository is an explanatory layer. The official consolidated Act, annual Finance Act, Rules, notifications, binding judicial law and transaction facts control the final position.

Finin2min decode

Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Practical example

A taxpayer encounters an issue concerning levy of interest and penalty in certain cases. The working paper maps the facts, statutory conditions and prescribed procedure before any position is taken.

Professional controls

Record the applicable person, event and tax year.
Link every conclusion to statutory conditions and primary evidence.
Track prescribed form, authority, limitation and downstream consequence.

Section 299 - Authority competent to make assessment of block period

1961 Act: 158BG

Finin2min decode

Build a notice-to-issue matrix covering jurisdiction, limitation, evidence, hearing, computation and final order service.

Practical example

An assessment proposes a mismatch addition. The taxpayer reconciles return, books, third-party statement and supporting vouchers before the hearing.

Professional controls

Record the applicable person, event and tax year.
Link every conclusion to statutory conditions and primary evidence.
Track prescribed form, authority, limitation and downstream consequence.

Section 300 - Application of other provisions of Act

1961 Act: 158BH

Operative statutory snapshot The provision establishes the statutory treatment for application of other provisions of act within Chapter XVI. This repository is an explanatory layer. The official consolidated Act, annual Finance Act, Rules, notifications, binding judicial law and transaction facts control the final position.

Finin2min decode

Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Practical example

A taxpayer encounters an issue concerning application of other provisions of act. The working paper maps the facts, statutory conditions and prescribed procedure before any position is taken.

Professional controls

Record the applicable person, event and tax year.
Link every conclusion to statutory conditions and primary evidence.
Track prescribed form, authority, limitation and downstream consequence.

Section 301 - Interpretation

1961 Act: 158B interpretation provisions

Operative statutory snapshot The provision defines expressions used in the connected statutory Part or Chapter. This repository is an explanatory layer. The official consolidated Act, annual Finance Act, Rules, notifications, binding judicial law and transaction facts control the final position.

Finin2min decode

Use the chapter-specific definition before the general section 2 definition, and then test whether context requires another meaning.

Practical example

A term has a special block-assessment meaning. Using the general meaning would distort the period and income computation.

Professional controls

Record the applicable person, event and tax year.
Link every conclusion to statutory conditions and primary evidence.
Track prescribed form, authority, limitation and downstream consequence.

Transition bridge

2025 Act to repealed-law map

2025 section	Subject	1961 Act source / bridge
268	Inquiry before assessment	142
269	Estimation of value of assets by Valuation Officer	142A
270	Assessment	143
271	Best judgment assessment	144
272	Power of Joint Commissioner to issue directions in certain cases	144A
273	Faceless Assessment	144B
274	Reference to Principal Commissioner or Commissioner in certain cases	144BA
275	Reference to Dispute Resolution Panel	144C
276	Method of accounting	145
277	Method of accounting in certain cases	145A
278	Taxability of certain income	145B
279	Income escaping assessment	147
280	Issue of notice where income has escaped assessment	148
281	Procedure before issuance of notice under section 280	148A
282	Time limit for notices under sections 280 and 281	149
283	Provision for cases where assessment is in pursuance of an order on appeal, etc.	150
284	Sanction for issue of notice	151
285	Other provisions	152
286	Time limit for completion of assessment, reassessment and recomputation	153
287	Rectification of mistake	154
288	Other amendments	155
289	Notice of demand	156
290	Modification and revision of notice in certain cases	157
291	Intimation of loss	158 / 158A
292	Assessment of total undisclosed income as a result of search	158B and block-assessment provisions
293	Computation of total undisclosed income of block period	158BB
294	Procedure for block assessment	158BC
295	Undisclosed income of any other person	158BD
296	Time-limit for completion of block assessment	158BE
297	Certain interests and penalties not to be levied or imposed	158BF
298	Levy of interest and penalty in certain cases	158BFA
299	Authority competent to make assessment of block period	158BG
300	Application of other provisions of Act	158BH
301	Interpretation	158B interpretation provisions

Transition discipline: The 1961 Act remains relevant to earlier tax years, saved proceedings, old approvals and judicial interpretation. Never apply a renumbering mechanically where text or context changed.

Applied learning

18 practical cases

Case 1: Information mismatch inquiry

Section: 268

Facts: An assessment file raises inquiry before assessment. The taxpayer prepares a jurisdiction note, issue-wise evidence index, computation reconciliation and limitation calendar.

Approach: Respond issue-wise, reconcile submissions to books and return, and control third-party data. Special audit requires the statutory process and report forms.

Control: Test notice, sanction, service and limitation.; Respond issue-wise with reconciled evidence.; Review order, demand, credit and remedy immediately on receipt.

Case 2: Special audit direction

Section: 268

Facts: An assessment file raises inquiry before assessment. The taxpayer prepares a jurisdiction note, issue-wise evidence index, computation reconciliation and limitation calendar.

Approach: Respond issue-wise, reconcile submissions to books and return, and control third-party data. Special audit requires the statutory process and report forms.

Control: Test notice, sanction, service and limitation.; Respond issue-wise with reconciled evidence.; Review order, demand, credit and remedy immediately on receipt.

Case 3: Valuation Officer reference

Section: 269

Facts: A taxpayer encounters an issue concerning estimation of value of assets by valuation officer. The working paper maps the facts, statutory conditions and prescribed procedure before any position is taken.

Approach: Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Control: Record the applicable person, event and tax year.; Link every conclusion to statutory conditions and primary evidence.; Track prescribed form, authority, limitation and downstream consequence.

Case 4: Automated processing adjustment

Section: 270

Facts: An assessment file raises assessment. The taxpayer prepares a jurisdiction note, issue-wise evidence index, computation reconciliation and limitation calendar.

Approach: Separate automated processing from scrutiny. Track the exact adjustment power, notice validity, evidence, hearing and final computation.

Control: Test notice, sanction, service and limitation.; Respond issue-wise with reconciled evidence.; Review order, demand, credit and remedy immediately on receipt.

Case 5: Scrutiny assessment evidence

Section: 270

Facts: An assessment file raises assessment. The taxpayer prepares a jurisdiction note, issue-wise evidence index, computation reconciliation and limitation calendar.

Approach: Separate automated processing from scrutiny. Track the exact adjustment power, notice validity, evidence, hearing and final computation.

Control: Test notice, sanction, service and limitation.; Respond issue-wise with reconciled evidence.; Review order, demand, credit and remedy immediately on receipt.

Case 6: Best-judgment estimate

Section: 271

Facts: An assessment file raises best judgment assessment. The taxpayer prepares a jurisdiction note, issue-wise evidence index, computation reconciliation and limitation calendar.

Approach: Best judgment is not arbitrary judgment. Build the record, explain non-compliance and challenge unsupported estimates with contemporaneous evidence.

Control: Test notice, sanction, service and limitation.; Respond issue-wise with reconciled evidence.; Review order, demand, credit and remedy immediately on receipt.

Case 7: Binding direction by Joint Commissioner

Section: 272

Facts: A taxpayer encounters an issue concerning power of joint commissioner to issue directions in certain cases. The working paper maps the facts, statutory conditions and prescribed procedure before any position is taken.

Approach: Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Case 8: Faceless assessment hearing request

Section: 273

Facts: An assessment file raises faceless assessment. The taxpayer prepares a jurisdiction note, issue-wise evidence index, computation reconciliation and limitation calendar.

Approach: Maintain a portal calendar, document index, response acknowledgements and video-hearing file. Do not assume physical jurisdiction rules disappear.

Control: Test notice, sanction, service and limitation.; Respond issue-wise with reconciled evidence.; Review order, demand, credit and remedy immediately on receipt.

Case 9: Reference involving impermissible arrangement

Section: 274

Facts: A taxpayer encounters an issue concerning reference to principal commissioner or commissioner in certain cases. The working paper maps the facts, statutory conditions and prescribed procedure before any position is taken.

Approach: Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Case 10: Draft order before DRP

Section: 275

Facts: An assessment file raises reference to dispute resolution panel. The taxpayer prepares a jurisdiction note, issue-wise evidence index, computation reconciliation and limitation calendar.

Approach: DRP is a time-bound pre-demand route. Identify eligibility, draft-order date, objection deadline, issues and supporting evidence immediately.

Control: Test notice, sanction, service and limitation.; Respond issue-wise with reconciled evidence.; Review order, demand, credit and remedy immediately on receipt.

Case 11: Rejected accounting method

Section: 276

Facts: A taxpayer encounters an issue concerning method of accounting. The working paper maps the facts, statutory conditions and prescribed procedure before any position is taken.

Approach: Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Case 12: Inventory valuation method

Section: 277

Facts: A taxpayer encounters an issue concerning method of accounting in certain cases. The working paper maps the facts, statutory conditions and prescribed procedure before any position is taken.

Approach: Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Case 13: Construction-contract income recognition

Section: 278

Facts: A special liability applies to one income bucket. The computation separately identifies that bucket and prevents double taxation or duplicate credit.

Approach: Reconcile the taxpayer, tax base, rate, deductions, credits, timing, reporting and recovery provisions before computing liability.

Case 14: Escaped-income information

Section: 279

Facts: An assessment file raises income escaping assessment. The taxpayer prepares a jurisdiction note, issue-wise evidence index, computation reconciliation and limitation calendar.

Approach: Start with jurisdiction: information, escaped-income threshold, limitation, pre-notice procedure and sanction. Merits come after notice validity.

Control: Test notice, sanction, service and limitation.; Respond issue-wise with reconciled evidence.; Review order, demand, credit and remedy immediately on receipt.

Case 15: Reassessment notice

Section: 280

Facts: An assessment proposes a mismatch addition. The taxpayer reconciles return, books, third-party statement and supporting vouchers before the hearing.

Approach: Build a notice-to-issue matrix covering jurisdiction, limitation, evidence, hearing, computation and final order service.

Case 16: Pre-notice response

Section: 281

Facts: An assessment file raises procedure before issuance of notice under section 280. The taxpayer prepares a jurisdiction note, issue-wise evidence index, computation reconciliation and limitation calendar.

Approach: Treat the pre-notice stage as a jurisdictional record. Ask for relied-on information, answer both law and facts, and preserve service dates.

Control: Test notice, sanction, service and limitation.; Respond issue-wise with reconciled evidence.; Review order, demand, credit and remedy immediately on receipt.

Case 17: Reassessment limitation

Section: 282

Facts: A taxpayer encounters an issue concerning time limit for notices under sections 280 and 281. The working paper maps the facts, statutory conditions and prescribed procedure before any position is taken.

Approach: Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Case 18: Search block return

Section: 294

Facts: An assessment file raises procedure for block assessment. The taxpayer prepares a jurisdiction note, issue-wise evidence index, computation reconciliation and limitation calendar.

Approach: Use ITR-BN, a seized-material index, issue matrix and year/period reconciliation. Every addition should link to block evidence.

Control: Test notice, sanction, service and limitation.; Respond issue-wise with reconciled evidence.; Review order, demand, credit and remedy immediately on receipt.

Professional Q&A

36 questions

1. What is the core purpose of section 268?

Respond issue-wise, reconcile submissions to books and return, and control third-party data. Special audit requires the statutory process and report forms.

Sections: 268

2. What is the core purpose of section 269?

Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Sections: 269

3. What is the core purpose of section 270?

Separate automated processing from scrutiny. Track the exact adjustment power, notice validity, evidence, hearing and final computation.

Sections: 270

4. What is the core purpose of section 271?

Best judgment is not arbitrary judgment. Build the record, explain non-compliance and challenge unsupported estimates with contemporaneous evidence.

Sections: 271

5. What is the core purpose of section 272?

Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Sections: 272

6. What is the core purpose of section 273?

Maintain a portal calendar, document index, response acknowledgements and video-hearing file. Do not assume physical jurisdiction rules disappear.

Sections: 273

7. What is the core purpose of section 274?

Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Sections: 274

8. What is the core purpose of section 275?

DRP is a time-bound pre-demand route. Identify eligibility, draft-order date, objection deadline, issues and supporting evidence immediately.

Sections: 275

9. What is the core purpose of section 276?

Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Sections: 276

10. What is the core purpose of section 277?

Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Sections: 277

11. What is the core purpose of section 278?

Reconcile the taxpayer, tax base, rate, deductions, credits, timing, reporting and recovery provisions before computing liability.

Sections: 278

12. What is the core purpose of section 279?

Start with jurisdiction: information, escaped-income threshold, limitation, pre-notice procedure and sanction. Merits come after notice validity.

Sections: 279

13. What is the core purpose of section 280?

Build a notice-to-issue matrix covering jurisdiction, limitation, evidence, hearing, computation and final order service.

Sections: 280

14. What is the core purpose of section 281?

Treat the pre-notice stage as a jurisdictional record. Ask for relied-on information, answer both law and facts, and preserve service dates.

Sections: 281

15. What is the core purpose of section 282?

Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Sections: 282

16. What is the core purpose of section 283?

Identify the appealable order, correct forum, service date, fee, form, grounds, stay requirement and paper-book record.

Sections: 283

17. What is the core purpose of section 284?

Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Sections: 284

18. What is the core purpose of section 285?

Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Sections: 285

19. What is the core purpose of section 286?

Prepare a limitation worksheet with tax year, proceeding type, notice date, exclusions, court stays, references and final deadline.

Sections: 286

20. What is the core purpose of section 287?

Rectification is for evident error, not a debatable re-hearing. Identify the record, mistake, computation effect and limitation date.

Sections: 287

21. What is the core purpose of section 288?

Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Sections: 288

22. What is the core purpose of section 289?

Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Sections: 289

23. What is the core purpose of section 290?

Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Sections: 290

24. What is the core purpose of section 291?

Identify the person, event, period, conditions, authority, evidence and consequence before applying the provision.

Sections: 291

25. Is an intimation the same as scrutiny assessment?

No. Processing adjustments and scrutiny assessment operate through different statutory routes.

Sections: Chapter XVI

26. Can best judgment be arbitrary?

No. It must be a rational estimate grounded in available material and statutory procedure.

Sections: Chapter XVI

27. What is the DRP route?

A time-bound objection route against an eligible draft order before the final assessment and demand.

Sections: Chapter XVI

28. What should a reassessment challenge test first?

Information, escaped-income basis, pre-notice procedure, limitation, sanction, service and jurisdiction.

Sections: Chapter XVI

29. Can rectification decide a debatable legal issue?

Ordinarily no. It is for an apparent mistake in the relevant record.

Sections: Chapter XVI

30. What does a limitation worksheet contain?

Tax year, proceeding, notice dates, statutory period, exclusions, stays, references and final deadline.

Sections: Chapter XVI

31. Why reconcile third-party statements early?

Mismatch data often triggers inquiry or adjustment and may require source-system correction.

Sections: Chapter XVI

32. What is the role of a Valuation Officer?

To estimate value within the statutory reference and Rule 173 jurisdiction framework.

Sections: Chapter XVI

33. Does faceless assessment remove the need for evidence indexing?

No. Clear electronic indexing is even more important.

Sections: Chapter XVI

34. How is block income different?

It is search-related undisclosed income computed for the statutory block period under the special code.

Sections: Chapter XVI

35. What form is used for block return?

ITR-BN under Rule 180.

Sections: Chapter XVI

36. What follows an adverse assessment order?

Immediate review of computation, credits, demand, penalty exposure, rectification, appeal and stay.

Sections: Chapter XVI

Execution controls

Chapter XVI working-paper checklist

Law and jurisdiction

Correct tax year and governing Act
Section, Rule, Form and notification
Authority, jurisdiction, sanction and service
Limitation and statutory exclusions

Facts and evidence

Books, return, third-party data and contracts
Identity and legal-capacity records
Issue-wise evidence index and reconciliation
Electronic filing and hearing audit trail

Computation

Income or liability base
Tax, interest, fee, penalty and credits
Consequential years and related persons
Demand and recovery reconciliation

Remedy and governance

Response, rectification, appeal, revision or stay
Board and management reporting
Professional opinion for high-risk positions
Change log for later law or fact developments

Primary-source register

Official law layer

Income-tax Act, 2025 as amended by Finance Act, 2026
https://www.incometaxindia.gov.in/documents/d/guest/income_tax_act_2025_as_amended_by_fa_act_2026-pdf

Income-tax Rules, 2026 - G.S.R. 198(E), 20 March 2026
https://www.incometaxindia.gov.in/documents/d/guest/en-notified-it-rules-2026-20-03-2026-pdf

Income-tax Act, 1961 official repository
https://www.incometaxindia.gov.in/income-tax-act

Reliance notice: This material is for education, research and professional orientation. It is not a substitute for the official Gazette, live portal schema, fact-specific advice or binding judicial law.