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General Rules for Interpretation — complete GRI sequence

Ten practical guides from heading terms and legal Notes to Indian subheading/tariff-item classification

Reviewed by CA Nikhil Gupta · Updated 5 October 2026

The GRIs are sequential. Start with GRI 1. Do not jump directly to “essential character” or “last heading numerically” merely because more than one tariff description appears plausible.

Complete classification sequence

Indian tariff classification under the First Schedule begins with heading text and legal Notes. GRI 2 extends certain heading references; GRI 3 resolves genuine multiple-heading competition; GRI 4 addresses most-akin goods; GRI 5 covers specified cases and packing; GRI 6 governs subheading-level comparison. Finin2min separates the compound rules into ten practical guides so that each test can be documented independently.

The Supreme Court in Commissioner of Customs (Import) v Welkin Foods, 2026 INSC 19, provides a current Indian explanation of the sequential method and of the roles of GRI 1 and GRI 3. It is a strong reminder that common or trade parlance and explanatory aids operate within, not outside, the statutory hierarchy.

10 practical GRI guides

GuideCore legal question
GRI 1 — heading terms and legal NotesStart with heading wording and the binding Section/Chapter Notes; Section/Chapter titles are reference aids only.
GRI 2(a) — incomplete, unfinished, unassembled or disassembled goodsA reference to an article can extend to an incomplete/unfinished article having the essential character of the complete article, and to the complete article presented unassembled/disassembled.
GRI 2(b) — mixtures and combinations of materials or substancesA heading reference to a material or substance can include mixtures or combinations with other materials; competing mixed-material headings may then require GRI 3.
GRI 3(a) — most specific descriptionWhere goods are prima facie classifiable under two or more headings, prefer the heading providing the most specific description, subject to the equal-specificity rule for mixtures/composites/sets.
GRI 3(b) — essential character of mixtures, composites and retail setsWhen GRI 3(a) cannot decide certain mixtures, composite goods or qualifying retail sets, classify by the component/material that gives the whole its essential character, insofar as the criterion applies.
GRI 3(c) — heading last in numerical orderIf goods remain classifiable under multiple headings after GRI 3(a) and 3(b), choose the heading occurring last in numerical order among those equally meriting consideration.
GRI 4 — goods most akinGoods not classifiable under the preceding rules are classified under the heading appropriate to goods to which they are most akin.
GRI 5(a) — specially shaped or fitted casesSpecified cases specially shaped/fitted for a particular article or set, suitable for long-term use and presented with the article, are normally classified with that article when of a kind normally sold with it, subject to the essential-character exception.
GRI 5(b) — packing materials and packing containersOrdinary packing materials and packing containers presented with the goods are generally classified with the goods when normally used for packing them, except where clearly suitable for repetitive use.
GRI 6 — classification at subheading levelAfter choosing the heading, classify among subheadings according to subheading terms and related Notes, applying GRIs 1–5 mutatis mutandis and comparing only subheadings at the same level.

Classification decision tree

  1. GRI 1: do heading terms + Section/Chapter Notes classify the goods?
  2. GRI 2(a): is the article incomplete/unfinished but already has the essential character of the complete article, or is it presented unassembled/disassembled?
  3. GRI 2(b): does a material/substance reference extend to a mixture/combination, creating genuine heading competition?
  4. GRI 3(a): is one competing heading more specific?
  5. GRI 3(b): for the relevant mixtures/composites/sets, can essential character be identified?
  6. GRI 3(c): if not, which equally meriting heading occurs last numerically?
  7. GRI 4: if still unclassified, to what goods is the product most akin?
  8. GRI 5(a)/(b): how are qualifying dedicated cases or ordinary packing treated?
  9. GRI 6: after the heading is fixed, compare subheadings at the same level and descend to the current Indian tariff item.

2026 change control

A GRI conclusion identifies where goods belong in the tariff architecture; it does not freeze the 8-digit national tariff item forever. Finance Act/Budget 2026 introduced numerous tariff splits/new lines and tariffised effective rates, many from 1 May 2026. Reuse the legal reasoning where facts and heading structure remain valid, but always refresh the final Indian tariff item and effective-duty source for the material date.

Evidence and classification record

Primary-source trail

Six-stage classification file before applying the GRIs

The GRIs work on objective facts. A classification memorandum should therefore begin with a product fact sheet rather than a proposed HSN. At minimum record: (1) the goods as presented to customs, (2) material or composition, (3) principal and subsidiary functions, (4) degree of completion or assembly, (5) packaging or set configuration, and (6) documents proving those facts. Marketing descriptions are useful evidence but are not themselves tariff law.

Then create a candidate-heading matrix. For each plausible heading, reproduce the relevant heading text and identify the Section and Chapter Notes that support or defeat it. Only after that comparison should the analyst move to GRI 2 or GRI 3. This prevents the common error of beginning with “essential character” even though one heading already legally describes the goods under GRI 1.

When each rule becomes relevant

RuleTriggerDo not use it toEvidence to retain
GRI 1Always the starting point: heading terms plus binding Section/Chapter Notes.Skip directly to trade usage or a preferred duty rate.Tariff extract, Notes, product specification and competing-heading analysis.
GRI 2(a)Incomplete/unfinished goods with essential character, or complete goods presented unassembled/disassembled.Treat any loose collection of parts as a complete article without testing the rule.Assembly drawings, bill of materials, condition at import and missing components.
GRI 2(b)Heading reference to a material/substance extends to mixtures/combinations, potentially creating competing headings.Resolve the competition by itself; the dispute may move to GRI 3.Composition, percentages, function of materials and candidate headings.
GRI 3(a)–(c)Two or more headings remain genuinely applicable after GRI 1/2.Use “essential character” before testing specificity under 3(a).Why headings compete, specificity analysis, essential-character factors and numerical order if needed.
GRI 4Goods cannot be classified under GRIs 1–3.Use a “most akin” shortcut where a heading already applies.Comparable goods and reasons earlier rules fail.
GRI 5Specified fitted cases or packing materials/containers presented with goods.Override a heading or Note governing the goods themselves.Packaging design, normal sale practice, durability and presentation.
GRI 6Heading fixed; choose among subheadings at the same level, adapting GRIs 1–5.Compare subheadings at different hierarchical levels.Subheading Notes, same-level alternatives and national 8-digit descent.

Judicial use: principle first, later tariff text second

Welkin Foods, 2026 INSC 19, is important because it reinforces the sequential structure of tariff interpretation. It should not be reduced to a slogan that one description always wins. The facts, heading wording and Notes in the case matter. Earlier Supreme Court authorities continue to help on specific versus residuary descriptions and on the legal significance of statutory tariff language, but a professional opinion should always check whether the First Schedule has since been amended.

When citing a classification judgment, record the tariff version considered by the court, the product facts, the legal proposition relied upon and whether any later amendment affects transfer of that proposition to the present goods. This avoids using a sound precedent against a materially different tariff text.

Classification quality-control questions