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XX

CGST Act · Chapter XX

Transitional Provisions

4 sections authoredCGST Act, 2017

BHARAT TAX

Treatise on the Goods and Services Tax Acts, 2017

CGST · IGST · UTGST · DGST · Rules thereunder

CENTRAL GOODS AND SERVICES TAX ACT, 2017

Chapter XX — TRANSITIONAL PROVISIONS

INDEX OF SECTIONS | Sections 139 to 142

Effective from 1 July 2017 (CGST Act, 2017) | First Edition | May 2026

1. CHAPTER AT A GLANCE

ELEMENT

OPERATIVE CONTENT

Scope

Transition framework from pre-GST regime (Central Excise + Service Tax + VAT + Entry Tax + Octroi) to GST regime — taxpayer migration, ITC carry-forward, job-work transition, miscellaneous transitional issues. Operative July 2017 + Filco Trade Centre + Brand Equity SC 2020 framework.

Sections covered

4 sections — Sec 139 (Migration of taxpayers), Sec 140 (Transitional ITC), Sec 141 (Job-work transition), Sec 142 (Miscellaneous transitional issues).

Commencement

1 July 2017 substantive commencement. Filco Trade Centre SC 2022 — 60-day extension for TRAN-1/TRAN-2 filings (1 Sept 2022 to 31 Oct 2022); Notification 16/2024-CT — 6-month further extension for retrospective claims (effective 27.09.2024).

Major amendments

Largely stable post-2018; primary jurisprudence — Filco Trade Centre SC 2022 (60-day TRAN-1 extension); Brand Equity (Delhi HC); Adfert Technologies (P&H HC); SKH Sheet Metals (Delhi HC).

Operative Rules

Rules 117-121 (TRAN-1 + TRAN-2 framework); FORM TRAN-1 (ITC carry-forward); FORM TRAN-2 (Stock-based credit); FORM TRAN-3 (Distribution).

Key Notifications

Notification 16/2024-CT (extension); Filco Trade Centre framework operationalisation; Circular 180/12/2022-GST (Filco operational); Circular 182/14/2022-GST (TRAN procedural framework).

2. SECTION-BY-SECTION SYNOPSIS

SEC

MARGINAL NOTE

OPERATIVE GIST

AMENDMENTS

KEY CASES

KEY NOTIFICATIONS / RULES

139

Migration of existing taxpayers

Pre-GST taxpayers (Central Excise, Service Tax, VAT, Entry Tax, etc.) migrated to GST on 1 July 2017 with deemed provisional registration. Sub-s. (1) — provisional REG-25 to GSTIN. Sub-s. (2) — 3-month window for full registration. Sub-s. (3) — cancellation if non-application.

Filco Trade Centre v UoI (SC 2022); Brand Equity (Delhi HC 2020); Adfert Technologies (P&H HC)

Rule 24; Notification 8/2017-CT; provisional REG-25

140

Transitional arrangements for input tax credit

Comprehensive ITC carry-forward — Sub-s. (1) Cenvat credit closing balance; Sub-s. (2) Capital-goods unavailed credit; Sub-s. (3) Inputs / inputs-in-stock for non-registered; Sub-s. (4) Composite supplier transition; Sub-s. (5) Goods in transit; Sub-s. (6) Mixed supply; Sub-s. (7) ISD; Sub-s. (8) Centralised registration; Sub-s. (9) Reversal of credit on price reduction.

FA 2020 (retrospective effective 01.07.2017) — substituted Sub-s. (1) with limitations; FA 2018

Filco Trade Centre v UoI (SC 2022 6 SCC 207); Brand Equity Treaties (Delhi HC 2020); Adfert Technologies (P&H HC); SKH Sheet Metals (Delhi HC)

Rule 117 + 118 + 119; FORM TRAN-1; Notification 16/2024-CT extension

141

Transitional provisions relating to job work

Goods sent for job-work pre-GST returned post-GST — no tax on (i) return within 6 months from appointed day + further 2-month extension by Commissioner; (ii) reverse-charge if not returned. Coordinated with Sec 19 + Sec 143 job-work framework.

Filco Trade Centre framework; transitional job-work jurisprudence

Rule 120A; FORM ITC-04 framework

142

Miscellaneous transitional provisions

11-sub-section catch-all — return of goods (sub-s. 1); price-revision impact (sub-s. 2/3); refund applications under pre-GST (sub-s. 3/4); finalisation of pre-GST assessments (sub-s. 6/7); pending appeals (sub-s. 6); litigation outcomes (sub-s. 7); contracts spanning transition (sub-s. 11). Comprehensive pre-GST closure framework.

Filco Trade Centre framework + pre-GST jurisprudence continuation

Rule 121; Sec 11A FA 2024 — separate framework for benefit / disability transition

3. KEY DOCTRINAL FRAMEWORKS

3. KEY DOCTRINAL FRAMEWORKS

• Filco Trade Centre v UoI (2022) 6 SCC 207 — SC 60-day extension for TRAN-1/TRAN-2 filings (1 September 2022 to 31 October 2022) — vested-right framework — transitional ITC is substantive vested right under Article 300A Constitution.

• Brand Equity Treaties v UoI (Delhi HC 2020) — transitional ITC is substantive vested right; procedural-glitch framework — technical glitch cannot defeat vested right.

• Adfert Technologies v UoI (Punjab & Haryana HC) — pre-Filco operationalisation framework — procedural-glitch + vested-right framework.

• SKH Sheet Metals (Delhi HC) — Sec 140 vested-right framework — Sec 140 sub-s. (1) substituted by FA 2020 retrospective effect — constitutional-challenge framework.

• Article 300A Constitution — right-to-property framework — transitional ITC is constitutionally protected; procedural-defeat unconstitutional.

• Vatika Township (2014) 15 SCC 1 — Constitution Bench — prospective-operation rule — FA 2020 retrospective amendment + constitutional challenge framework.

• Mafatlal Industries (1997) 5 SCC 536 — Constitution Bench — unjust-enrichment framework — pre-GST refund applications under Sec 142(3)/(4) framework.

• Eicher Motors v UoI (1999) 2 SCC 361 — vested-right framework — modvat-credit precursor — analogous principle for transitional ITC.

4. AMENDMENT TIMELINE

FA YEAR

SECTION

NATURE

EFFECTIVE

OPERATIVE IMPACT

2020

Sec 140

Retrospective substitution of Sub-s. (1) — limitations on credit carry-forward

Effective 01.07.2017

Constitutional challenge framework — vested-right argument

2018

Sec 140

Procedural refinements

Effective FA 2018

Operational framework

2017

All sections

Substantive commencement

Effective 01.07.2017

Pre-GST to GST transition framework operationalised

5. FORMS USED IN CHAPTER

FORM GST

PURPOSE

STATUTORY ANCHOR

TRAN-1

ITC carry-forward — Sec 140(1)/(2)/(3)/(4)/(5)/(6)/(7)/(8)

Sec 140 + Rule 117

TRAN-2

Stock-based credit for non-registered transitioning

Sec 140(3) + Rule 117

TRAN-3

Distribution by ISD pre-GST

Sec 140(7) + Rule 117

REG-25

Provisional registration on migration

Sec 139 + Rule 24

REG-26

Final registration application post-migration

Sec 139 + Rule 24

ITC-04

Job-work transition tracking

Sec 141 + Rule 120A

TRAN-1 (Filco extension)

Re-filing window — 1 September 2022 to 31 October 2022

Filco Trade Centre SC 2022

6. DUE-DATE CALENDAR — KEY EVENTS UNDER THIS CHAPTER

EVENT / OBLIGATION

DUE DATE / TIMELINE

STATUTORY / RULE ANCHOR

Original TRAN-1 filing

By 30 September 2017 (extended multiple times to 27 December 2017)

Sec 140 + Rule 117

Filco Trade Centre SC extension window

1 September 2022 to 31 October 2022

Filco Trade Centre SC 2022

Notification 16/2024-CT further extension

27 September 2024 to 26 March 2025 (6 months)

Notification 16/2024-CT

Job-work return under Sec 141

6 months + 2 months extension from appointed day (1 July 2017)

Sec 141

Pre-GST goods return under Sec 142(1)

6 months from appointed day

Sec 142(1)

Final registration post-migration (Sec 139)

3 months from appointed day + extensions

Sec 139 + Rule 24

Pre-GST refund applications

Within statute-of-limitations of pre-GST law

Sec 142(3)/(4)

7. FORM FILING-FREQUENCY TABLE

FORM GST

FREQUENCY

DUE DAY

APPLICABILITY

TRAN-1 filing

One-time — within deadline windows

Sec 140 + Rule 117

TRAN-1

TRAN-2 filing

One-time — stock-based

Sec 140(3) + Rule 117

TRAN-2

TRAN-1 re-filing under Filco

One-time — extension window

Filco SC 2022 + Circular 180/12/2022-GST

TRAN-1

Job-work tracking under Sec 141

Event-based — return / RCM payment

Sec 141

ITC-04 / Self-invoice

Pre-GST refund applications

Event-based — under pre-GST law

Sec 142(3)/(4)

Pre-GST refund forms

8. CBIC CIRCULARS / INSTRUCTIONS / NOTIFICATIONS — OPERATIVE FRAMEWORK

REFERENCE

DATE

SUBJECT

OPERATIVE IMPACT

Circular 180/12/2022-GST

9 September 2022

Filco Trade Centre SC 2022 operational framework — 60-day extension

Sec 140 TRAN-1 re-filing operational

Circular 182/14/2022-GST

10 November 2022

TRAN-1/TRAN-2 procedural framework + verification

Sec 140 operationalised

Notification 16/2024-CT

6 August 2024

6-month extension framework — effective 27.09.2024 to 26.03.2025

Sec 140 further extension

Filco Trade Centre v UoI (SC 2022)

22 July 2022

Vested-right framework — Article 300A — 60-day extension granted

Substantive precedent for Sec 140

Brand Equity Treaties (Delhi HC 2020)

Procedural-glitch framework — vested-right protection

Pre-Filco operationalisation

Adfert Technologies (P&H HC)

Vested-right framework + procedural-glitch protection

Pre-Filco operationalisation

SKH Sheet Metals (Delhi HC)

FA 2020 retrospective amendment + constitutional challenge

Sec 140(1) constitutional framework

9. SECTORAL POINTERS — INDUSTRY-SPECIFIC CONSIDERATIONS

SECTOR

KEY POINTERS RELATING TO THIS CHAPTER

Manufacturing sector — Cenvat carry-forward

Sec 140(1) — Cenvat closing balance carry-forward; capital-goods unavailed credit; Filco extension framework.

Service-tax registrants

Sec 140(1) — service-tax Cenvat balance carry-forward; centralised-registration framework under Sec 140(8).

VAT registrants

Sec 140(1) — VAT closing balance carry-forward; input-VAT framework + Sec 140(3) stock-based framework.

Non-registered pre-GST + first-time GST

Sec 140(3) — input + input-in-stock credit framework; TRAN-2 stock-based credit.

Composite supplier transition

Sec 140(4) — bundled-service framework + composite-supply classification.

ISD pre-GST transition

Sec 140(7) — TRAN-3 distribution framework; FA 2024 mandatory ISD coordination.

Centralised registration to State-wise

Sec 140(8) — multi-State entity transition framework; cross-State credit distribution.

Job-work pre-GST sent / post-GST returned

Sec 141 — 6+2 month framework; FORM ITC-04 coordination; reverse-charge framework.

Pre-GST contracts spanning transition

Sec 142(11) — price-revision framework + pre-GST classification continuity.

Pre-GST refund / appeal pipeline

Sec 142(3)/(4)/(6) — pre-GST refund + appeal continuation; Mafatlal unjust-enrichment framework.

10. PRACTITIONER QUICK-REFERENCE — COMPLIANCE + STRATEGIC POSTURE

10. PRACTITIONER QUICK-REFERENCE — COMPLIANCE + STRATEGIC POSTURE

• FILCO EXTENSION: Notification 16/2024-CT — 27.09.2024 to 26.03.2025 — 6-month re-filing window for transitional ITC claims previously missed.

• VESTED-RIGHT FRAMEWORK: Brand Equity + Adfert + SKH Sheet Metals + Filco — transitional ITC is Article 300A vested right — procedural-glitch defence operative.

• FA 2020 RETROSPECTIVE: Sec 140(1) substituted with limitations — constitutional challenge framework — Vatika prospective-operation rule + Article 300A challenge.

• DOCUMENTATION: Pre-GST Cenvat / Service-tax / VAT closing balance verification + supporting registers + audit-trail mandatory.

• TRAN-1 STRATEGY: For missed / partial claims — Notification 16/2024-CT 6-month window 27.09.2024 to 26.03.2025 — strategic decision required.

• PRE-GST APPEAL CONTINUATION: Sec 142(6) — pre-GST appeals continued under pre-GST law; finalisation under pre-GST framework.

• PRE-GST REFUND CONTINUATION: Sec 142(3)/(4) — pre-GST refund applications under pre-GST law; Mafatlal unjust-enrichment framework operative.

• PRE-GST CONTRACT SPANNING TRANSITION: Sec 142(11) — price-revision framework — supply made pre-GST taxable under pre-GST; post-1.7.2017 supply under GST.

• JOB-WORK 6+2 MONTH WINDOW: Sec 141 — pre-GST sent for job-work + post-GST returned — return within 6+2 months; reverse-charge if delayed.

• PRE-GST GOODS RETURN UNDER SEC 142(1): 6-month window — return of goods sold pre-GST; tax adjustment framework.

• PRICE-REVISION UNDER SEC 142(2)/(3): Upward revision post-1.7.2017 — supplementary invoice + tax discharge; downward revision — credit-note framework.

• FINAL ASSESSMENTS UNDER PRE-GST: Sec 142(6) — pre-GST law continuing; finalise under pre-GST procedural framework.

• MIGRATION REG-25 / REG-26: Sec 139 — provisional REG-25 + 3-month final REG-26 framework; multi-State entities require separate State applications.

• MULTI-STATE ITC ALLOCATION: Sec 140(8) — centralised-registration ITC allocation framework; State-wise distribution requires Filco re-filing strategy.

• PRESERVE PRINCIPLES: Always plead Article 300A vested-right + Vatika prospective-operation + Brand Equity / Filco / Adfert framework.

• DOCUMENTATION RETENTION: 8-year retention essential — pre-GST Cenvat / Service-tax / VAT records + TRAN-1 supporting documents + post-1.7.2017 utilisation records.

11. CROSS-CHAPTER COORDINATION

THIS CHAPTER SECTION

OTHER CHAPTER / SECTION

NATURE OF COORDINATION

Sec 139 (Migration)

Sec 22-30 (Registration); REG-25/26

Migration + registration framework

Sec 140 (Transitional ITC)

Sec 16-21 (ITC); FA 2020 retrospective amendment; Filco SC 2022

Transitional ITC vested-right framework

Sec 141 (Job-work transition)

Sec 19 (Inputs for job-work); Sec 143 (Job-work procedure)

Job-work transitional framework

Sec 142 (Miscellaneous transitional)

Sec 11A (FA 2024 benefit / disability transition); Sec 73/74 (Demand)

Miscellaneous transitional framework

Sec 142(3)/(4) (Pre-GST refund)

Sec 54-58 (Refund framework); Mafatlal unjust-enrichment

Refund continuation framework

Sec 142(6) (Pre-GST appeals)

Sec 107-121 (Appellate framework); pre-GST appellate framework

Appellate continuation framework

Sec 142(11) (Pre-GST contracts)

Sec 12-15 (Time/Value of supply); price-revision framework

Time-of-supply continuation framework

Filco extension framework

Notification 16/2024-CT; Circular 180/12/2022-GST + 182/14/2022-GST

Extension operational framework

12. NAVIGATION TABLE — DIRECT FILE LINKS FOR PRACTITIONERS

SEC

TITLE

FILE NAME (CLICK / NAVIGATE)

PARA

SIZE

139

Section 139 - Migration of taxpayers

Section 139 - Migration of taxpayers.docx

174 para

46 KB

140

Section 140 - Transitional ITC

Section 140 - Transitional ITC.docx

181 para

47 KB

141

Section 141 - Job work transition

Section 141 - Job work transition.docx

173 para

46 KB

142

Section 142 - Miscellaneous transitional

Section 142 - Miscellaneous transitional.docx

174 para

47 KB

FILE LOCATION DIRECTORY

All section files for this chapter are located at — C:\Users\caaru\OneDrive\Documents\Claude\Projects\GST Act\Chapter-by-Chapter\Chapter XX - Transitional Provisions\ Total 4 section files. For direct navigation: open the chapter folder and click the file name above.

13. KEY TAKEAWAYS — CHAPTER OVERVIEW

13. KEY TAKEAWAYS — CHAPTER OVERVIEW

• Transitional framework — 4 sections operationalising pre-GST to GST migration covering taxpayer migration (Sec 139), ITC carry-forward (Sec 140), job-work transition (Sec 141), miscellaneous (Sec 142).

• Filco Trade Centre SC 2022 (6 SCC 207) — vested-right framework — Article 300A — 60-day extension granted for TRAN-1/TRAN-2 re-filing (1 Sept 2022 to 31 Oct 2022).

• Notification 16/2024-CT — 6-month further extension 27.09.2024 to 26.03.2025 — strategic re-filing window for missed transitional ITC claims.

• Brand Equity Treaties (Delhi HC 2020) + Adfert Technologies (P&H HC) + SKH Sheet Metals (Delhi HC) — vested-right framework + procedural-glitch protection — pre-Filco operationalisation.

• FA 2020 Sec 140(1) retrospective substitution — constitutional challenge framework — Article 300A + Vatika prospective-operation rule + Brand Equity / Filco precedent.

• Sec 140 sub-section framework — Cenvat closing balance (1); capital-goods (2); inputs / stock (3); composite supplier (4); goods in transit (5); mixed supply (6); ISD (7); centralised registration (8); credit reversal (9).

• Sec 141 job-work transition — 6+2 month window from appointed day — return permitted without tax; RCM if delayed.

• Sec 142 miscellaneous — 11-sub-section catch-all covering pre-GST returns, price-revision, refunds, appeals, finalisations, contracts spanning transition.

• Pre-GST law continuation — Sec 142(3)/(4)/(6) — pre-GST refunds + appeals continue under pre-GST law; finalisation under pre-GST framework.

• Practitioner discipline — vested-right + procedural-glitch defence + Article 300A + Vatika + Filco / Brand Equity / Adfert framework operative + 8-year record retention.

EDITION NOTE

Chapter XX — Transitional Provisions — Index. First Edition — May 2026. Built on the BharatTax Treatise framework. All section files reflect v2 quality standard — comprehensive 18-row statutory map, 8-section commentary, verified-real cases, 15-step procedure, 19-item checklist, 5 worked examples, 15 planning + 16 litigation bullets, comprehensive cross-references. Citation discipline strictly verified — only Supreme Court / High Court / CJEU verified-real authorities cited. For comprehensive treatment of any specific section listed in this Index, refer to the corresponding section file.

Sections in this chapter