Income Tax · Old vs New Regime

Old Regime vs New Regime for Couples Planning Joint Investments

Finin2min Tax Desk·June 2026·7 min readCOUPLES

Couples often optimise family finances but file tax returns individually. Joint accounts, joint property, insurance, mutual funds, home loans and child-related investments can create owner-wise income, deduction and clubbing questions. The right regime choice may differ for each spouse.

Each spouse is a separate taxpayer

Old-vs-new regime choice is made taxpayer-wise. One spouse may benefit from old regime because of HRA, home loan and insurance, while the other may benefit from the new regime due to fewer deductions. Use the official calculator separately for each taxpayer.

Joint investment evidence table

Investment/assetTax file questionEvidence
Joint bank accountWhose funds generated the income?Contribution trail and interest split.
Joint house propertyOwnership share and loan servicing shareSale deed, loan statement, repayment proof.
Mutual funds/sharesFirst holder vs beneficial fundingBroker/CAS statement and bank trail.
Insurance/PPF/ELSSWho paid and who can claim deduction?Payment proof and policy/account details.
Minor child investmentsWhether clubbing provisions applySource of funds and child income statement.

Clubbing and return disclosure caution

Income Tax Department ITR guidance recognises that income of spouse, minor child or another person may need to be clubbed with the taxpayer where applicable. Couples should not assume that putting an investment in the lower-income spouse’s name automatically shifts taxability without examining source of funds and clubbing provisions.

Couple-level regime checklist

Official Sources Used

This Finin2min article is drafted only from official/government source material. Re-check the live source before publishing if the law, form, threshold or portal workflow has been updated.

FAQs

Can one spouse use old regime and the other use new regime?
Yes, regime choice is taxpayer-wise. Each spouse should compare separately.
Does joint ownership automatically mean 50:50 tax split?
Not always. Ownership, funding, repayment and applicable clubbing rules must be checked.
What is the biggest mistake couples make?
Optimising investments jointly but preparing tax computations separately without reconciling ownership, payment and AIS/TIS data.