CGST Act · Chapter XII
Assessment
Sections in this chapter
- 59
Self-assessment
BLOCK 1 — VERBATIM TEXT Marginal note — Self-assessment 59. Every registered person shall self-assess the taxes payable under this Act and furnish a return for each tax period as specified under section 39 . [Section 59 enforced w.e.f.…
- 60
Provisional assessment
BLOCK 1 — VERBATIM TEXT Marginal note — Provisional assessment 60. (1) Subject to the provisions of sub-section (2), where the taxable person is unable to determine the value of goods or services or both or determine the rate of tax…
- 61
Scrutiny of returns
BLOCK 1 — VERBATIM TEXT Marginal note — Scrutiny of returns 61. (1) The proper officer may scrutinise the return and related particulars furnished by the registered person to verify the correctness of the return and inform him of the…
- 62
Assessment of non-filers
BLOCK 1 — VERBATIM TEXT Marginal note — Assessment of non-filers of returns 62. (1) Notwithstanding anything to the contrary contained in section 73 or section 74 , where a registered person fails to furnish the return under section 39 or…
- 63
Assessment of unregistered persons
BLOCK 1 — VERBATIM TEXT Marginal note — Assessment of unregistered persons 63. Notwithstanding anything to the contrary contained in section 73 or section 74 , where a taxable person fails to obtain registration even though liable to do…
- 64
Summary assessment
BLOCK 1 — VERBATIM TEXT Marginal note — Summary assessment in certain special cases 64. (1) The proper officer may, on any evidence showing a tax liability of a person coming to his notice, with the previous permission of Additional…
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 XII — ASSESSMENT
INDEX OF SECTIONS | Sections 59 to 64
Effective from 1 July 2017 (CGST Act, 2017) | First Edition | May 2026
1. CHAPTER AT A GLANCE
ELEMENT
OPERATIVE CONTENT
Scope
Assessment framework — self-assessment, provisional assessment, scrutiny of returns, assessment of non-filers, assessment of unregistered persons, summary assessment.
Sections covered
6 sections — Sec 59 (Self-assessment), Sec 60 (Provisional), Sec 61 (Scrutiny), Sec 62 (Non-filers), Sec 63 (Unregistered), Sec 64 (Summary).
Commencement
1 July 2017 substantive commencement.
Major amendments
Operational refinements through Rules + Circulars; coordinated with Section 73/74 framework.
Operative Rules
Rules 98-100 (Assessment framework); FORM ASMT-01 to ASMT-18 series.
Key Notifications
Instructions 02/2022-GST + 02/2023-GST (Scrutiny SOP); Circular 183/15/2022-GST + 193/05/2023-GST (ITC mismatch); Rule 100 (s. 62 withdrawal framework).
2. SECTION-BY-SECTION SYNOPSIS
SEC
MARGINAL NOTE
OPERATIVE GIST
AMENDMENTS
KEY CASES
KEY NOTIFICATIONS / RULES
59
Self-assessment
Foundational principle — every registered person shall self-assess tax payable + furnish return + pay tax. Substantive accuracy framework. Bharti Airtel substance-over-form anchor.
—
Bharti Airtel (SC); Mohit Minerals; Mafatlal
Section 39 GSTR-3B framework operative; coordinated with Sec 16 + Sec 49
60
Provisional assessment
Where taxpayer unable to determine value/rate, provisional assessment on application. ASMT-01 to ASMT-09 framework. 6-month + 6-month extension framework. Bond/security framework for provisional discipline.
—
Mafatlal (procedural framework); Bharti Airtel; Mohit Minerals
Rule 98; FORM ASMT-01 to ASMT-09
61
Scrutiny of returns
Officer may scrutinise returns + seek clarifications. ASMT-10 (notice) + ASMT-11 (reply) + ASMT-12 (no discrepancy). If discrepancy persists, cascade to Section 73/74 recovery framework.
—
Mafatlal (procedural framework); Suncraft Energy / D.Y. Beathel; Bharti Airtel
Rule 99; Instructions 02/2022 + 02/2023-GST (Scrutiny SOP); Circulars 183/15/2022, 193/05/2023
62
Assessment of non-filers
On continued non-filing despite GSTR-3A notice (Sec 46), officer's best-judgment assessment. ASMT-13 framework. Sub-s. (2) — withdrawal if return furnished within 60 days of order (Rule 100). Cascading enforcement.
—
Suguna Cutpiece (Madras HC); Mafatlal; Maneka Gandhi; Whirlpool
Rule 100; FORM GST ASMT-13; coordination with Sec 29(2)(c) cancellation
63
Assessment of unregistered persons
Best-judgment assessment of persons liable to register but not registered, OR persons whose registration cancelled but liable. 5-year limitation from due date of annual return for the FY for which tax was unpaid.
—
Calcutta Discount Co. (jurisdictional limits); Mafatlal; Bharti Airtel
FORM GST ASMT-14 / 15
64
Summary assessment in special cases
On Commissioner's permission + evidence of tax liability, summary assessment to protect revenue interest. ASMT-16 / 17 framework. 30-day withdrawal window. Operative for situations where delay may harm revenue.
—
Mafatlal (procedural framework); Mohit Minerals; Whirlpool
FORM GST ASMT-16 / 17 / 18
3. KEY DOCTRINAL FRAMEWORKS
3. KEY DOCTRINAL FRAMEWORKS
• Bharti Airtel — substantive accuracy in books governs; portal records support. Foundational for self-assessment framework.
• Bharti Airtel — substance-over-form discipline; portal records facilitate but cannot replace taxpayer's books.
• Mafatlal — procedural framework + opportunity of hearing + reasoned order discipline.
• Suguna Cutpiece (Madras HC 2022) — procedural-fairness in cascading enforcement.
• Maneka Gandhi — Article 21 substantive due process for assessment proceedings.
• Calcutta Discount Co. — jurisdictional limits + officer's bounded authority.
• Mohit Minerals — constitutional framework for assessment under Article 246A.
• Whirlpool — Article 226 writ jurisdiction for assessment-related challenges.
4. AMENDMENT TIMELINE
FA YEAR
SECTION
NATURE
EFFECTIVE
OPERATIVE IMPACT
Foundational framework
Sec 59-64
Substantive framework
1 July 2017
Operational discipline
Instructions 02/2022-GST
Scrutiny framework
Scrutiny SOP
Operational
Section 61 framework
Instructions 02/2023-GST
Scrutiny framework continuation
Continuing SOP
Operational
Section 61 framework
Circular 183/15/2022-GST
ITC mismatch
Operational framework
27 December 2022
FY 17-18 / 18-19 framework
Circular 193/05/2023-GST
ITC mismatch continuing
Operational framework
17 July 2023
FY 19-20 onwards framework
5. FORMS USED IN CHAPTER
FORM GST
PURPOSE
STATUTORY ANCHOR
FORM GST ASMT-01
Application for provisional assessment
Sec 60 + Rule 98
FORM GST ASMT-02 / 03
Notice / Reply for provisional assessment
Sec 60 + Rule 98
FORM GST ASMT-04
Provisional assessment order
Sec 60(1)
FORM GST ASMT-05
Furnishing of security/bond
Sec 60 + Rule 98
FORM GST ASMT-06 / 07
Final assessment notice / order
Sec 60(5) + Rule 98
FORM GST ASMT-08 / 09
Application for release of security / Release order
Sec 60
FORM GST ASMT-10
Notice for scrutiny of return discrepancy
Sec 61 + Rule 99
FORM GST ASMT-11
Reply to scrutiny notice
Sec 61
FORM GST ASMT-12
Order of no discrepancy
Sec 61
FORM GST ASMT-13
Best-judgment assessment of non-filer
Sec 62 + Rule 100
FORM GST ASMT-14 / 15
Notice / Order for unregistered person assessment
Sec 63
FORM GST ASMT-16 / 17 / 18
Summary assessment notice / order / withdrawal
Sec 64
FORM GST GSTR-3A
Notice to return defaulter
Sec 46 + Rule 68 (precursor to Sec 62)
6. DUE-DATE CALENDAR — KEY EVENTS UNDER THIS CHAPTER
EVENT / OBLIGATION
DUE DATE / TIMELINE
STATUTORY / RULE ANCHOR
Sec 60 provisional assessment validity
6 months + 6-month extension framework
Sec 60(2) + Rule 98
Sec 61 scrutiny reply (ASMT-11)
Within 30 days of ASMT-10 notice
Rule 99
Sec 62 best-judgment 60-day withdrawal
Within 60 days of ASMT-13 + return furnished
Sec 62(2) + Rule 100
Sec 63 unregistered assessment
Within 5 years from due date of annual return for the FY
Sec 63
Sec 64 summary assessment 30-day withdrawal
Within 30 days of ASMT-16 order
Sec 64(2)
7. FORM FILING-FREQUENCY TABLE
FORM GST
FREQUENCY
DUE DAY
APPLICABILITY
FORM ASMT-01 (Provisional)
Event-based
On application
Sec 60
FORM ASMT-11 (Reply to scrutiny)
Event-based
Within 30 days of ASMT-10
Sec 61
GSTR-3A response
Event-based
Within 15 days of notice
Sec 46 precursor to Sec 62
8. CBIC CIRCULARS / INSTRUCTIONS / NOTIFICATIONS — OPERATIVE FRAMEWORK
REFERENCE
DATE
SUBJECT
OPERATIVE IMPACT
Instructions 02/2022-GST
—
Scrutiny SOP under Sec 61
Operational framework
Instructions 02/2023-GST
—
Continuing scrutiny SOP
Operational continuation
Circular 183/15/2022-GST
27 December 2022
ITC mismatch FY 17-18 / 18-19 framework
Scrutiny + assessment coordination
Circular 193/05/2023-GST
17 July 2023
ITC mismatch FY 19-20+ framework
Continuing framework
Rule 98
—
Provisional assessment framework
Sec 60 operational
Rule 99
—
Scrutiny framework
Sec 61 operational
Rule 100
—
Sec 62 withdrawal framework
Withdrawal on filing within 60 days
Section 168A Notifications 9/2023, 56/2023-CT
—
Limitation extensions
Coordinated with assessment framework
9. SECTORAL POINTERS — INDUSTRY-SPECIFIC CONSIDERATIONS
SECTOR
KEY POINTERS RELATING TO THIS CHAPTER
Multi-State entities
Multiple State scrutiny + assessment coordination. Section 6 cross-empowerment framework.
Non-filers facing cascade
Section 46 GSTR-3A → Section 62 best-judgment → Section 29(2)(c) cancellation cascade. Rule 100 withdrawal framework.
Value/rate uncertainty cases
Section 60 provisional assessment framework + bond/security + final assessment.
High-risk taxpayers
Section 61 scrutiny + Section 64 summary assessment for protection of revenue.
ITC mismatch cases
Circular 183/15/2022 + 193/05/2023 framework. Section 38 GSTR-2B + Section 41 self-assessed framework.
Unregistered persons (s. 63)
5-year limitation framework + best-judgment + procedural-fairness.
Post-cancellation continuing liability
Section 29 cancellation + Section 63 framework for unregistered period.
Suo motu registration cases
Section 25(8) suo motu + Section 63 framework coordination.
10. PRACTITIONER QUICK-REFERENCE — COMPLIANCE + STRATEGIC POSTURE
10. PRACTITIONER QUICK-REFERENCE — COMPLIANCE + STRATEGIC POSTURE
• Section 59 self-assessment — substantive accuracy in books governs; Bharti Airtel anchor.
• For provisional assessment under Sec 60, file ASMT-01 with bond/security framework. 6+6 months validity.
• For Section 61 scrutiny — ASMT-10 notice → 30-day ASMT-11 reply → ASMT-12 no-discrepancy order OR cascade.
• Section 62 best-judgment — withdrawal possible if return filed within 60 days of ASMT-13 order (Rule 100).
• Section 63 unregistered assessment — 5-year limitation from due date of annual return.
• Section 64 summary assessment — Commissioner's permission + evidence + 30-day withdrawal framework.
• Coordinate Section 46 GSTR-3A → Section 62 cascade — break cascade through immediate filing.
• For ITC mismatch scrutiny, Circular 183/15/2022 + 193/05/2023 framework + Suncraft Energy bona-fide-recipient.
• Apply Mafatlal procedural-fairness + Suguna Cutpiece procedural framework defensively.
• For Article 226 writ remedy, Whirlpool framework + procedural-fairness anchor.
• Coordinate with Section 168A limitation extensions for past-period assessments.
• For multi-State entities, Section 6 cross-empowerment + lis pendens bar coordination.
11. CROSS-CHAPTER COORDINATION
THIS CHAPTER SECTION
OTHER CHAPTER / SECTION
NATURE OF COORDINATION
Sec 59 (Self-assessment)
Sec 39 (GSTR-3B); Sec 16 (ITC); Sec 49 (Payment)
Self-assessment framework foundation
Sec 60 (Provisional)
Sec 15 (Value); Rule 98
Value/rate uncertainty resolution
Sec 61 (Scrutiny)
Sec 73, 74 (Recovery cascade); Sec 38 (GSTR-2B)
Scrutiny-to-recovery cascade
Sec 62 (Non-filer)
Sec 46 (GSTR-3A); Sec 47 (Late fee); Sec 29(2)(c) (Cancellation cascade)
Non-filing enforcement
Sec 63 (Unregistered)
Sec 22, 24 (Registration liability); Sec 25(8) (Suo motu)
Unregistered framework
Sec 64 (Summary)
Sec 73, 74 (Recovery); Sec 83 (Provisional attachment)
Revenue protection framework
12. NAVIGATION TABLE — DIRECT FILE LINKS FOR PRACTITIONERS
SEC
TITLE
FILE NAME (CLICK / NAVIGATE)
PARA
SIZE
59
Section 59 - Self-assessment
Section 59 - Self-assessment.docx
127 para
54 KB
60
Section 60 - Provisional assessment
Section 60 - Provisional assessment.docx
121 para
51 KB
61
Section 61 - Scrutiny of returns
Section 61 - Scrutiny of returns.docx
133 para
51 KB
62
Section 62 - Assessment of non-filers
Section 62 - Assessment of non-filers.docx
137 para
51 KB
63
Section 63 - Assessment of unregistered persons
Section 63 - Assessment of unregistered persons.docx
148 para
52 KB
64
Section 64 - Summary assessment
Section 64 - Summary assessment.docx
154 para
52 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 XII - Assessment\ Total 6 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
• Chapter XII is the assessment framework — self-assessment is foundational; provisional / scrutiny / non-filer / unregistered / summary frameworks operate as enforcement.
• Section 59 self-assessment + Bharti Airtel substance-over-form anchors every assessment analysis.
• Section 60 provisional assessment — for value/rate uncertainty; 6+6 months validity; bond/security framework.
• Section 61 scrutiny + Instructions 02/2022 + 02/2023-GST + Circulars 183/193 — comprehensive ITC mismatch framework.
• Section 62 best-judgment for non-filers + Rule 100 60-day withdrawal — restoration framework.
• Section 63 unregistered persons assessment — 5-year limitation + best-judgment framework.
• Section 64 summary assessment — Commissioner's permission + 30-day withdrawal — revenue protection.
• Suguna Cutpiece + Mafatlal + Maneka Gandhi — procedural-fairness frameworks anchor cascading enforcement.
• Section 168A force-majeure extensions coordinate with assessment framework limitations.
• Practitioner's substantive defence + procedural-fairness framework + comprehensive documentary trail = assessment defensibility.
EDITION NOTE
Chapter XII — Assessment — 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.