Learn GST with the 15-chapter GST Guide
1 min read
Updated 04 Oct 2026
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AI summary
Plain-language chapters on every part of GST, with key facts, answered questions and links from Ask AI.
4 sections
Open it
Click Guides in the top bar of this Help Center and choose the GST Guide. Search a question at the top, or open a chapter.
The 15 chapters
| # | Chapter | Covers |
|---|---|---|
| 1 | GST Fundamentals | CGST, SGST, IGST, UTGST, cess, set-off order |
| 2 | GST Registration | Limits, REG-01, amendment, cancellation, GSTIN |
| 3 | Taxpayer Types | Regular, composition, SEZ, casual, ISD, TDS/TCS |
| 4 | GST Rates | GST 2.0 slabs, exempt, nil, zero-rated, non-GST |
| 5 | HSN / SAC | Codes, digits on invoices, UQC, classification |
| 6 | Invoicing | Tax invoice, bill of supply, notes, vouchers |
| 7 | Place of Supply | Goods, services, bill-to / ship-to, imports, exports |
| 8 | Input Tax Credit | Conditions, blocked credit, reversals, IMS, GSTR-2B |
| 9 | Reverse Charge | RCM list, cash payment, accounting, reporting |
| 10 | E-Invoice / IRN | Who, IRN and QR, 30-day rule, cancellation |
| 11 | E-Way Bill | Part A/B, validity, extension, cancellation |
| 12 | GST Returns | GSTR-1, 1A, 2A/2B, 3B, CMP-08, GSTR-9 |
| 13 | Reconciliation | Books vs GSTR-1 vs 2B vs 3B, DRC-01B/01C |
| 14 | Payments | Ledgers, PMT-06, interest, late fee, Rule 86B |
| 15 | Audit & Compliance | Notices, section 74A, records, audit trail |
How to use it
- New to GST? Read chapters 1, 4, 6 and 12 first; they cover what you need to invoice and file.
- Already filing? Chapters 8, 13 and 15 are where most money is lost or saved.
- Each chapter ends with key facts and answered questions you can search.
Ask the AI
Ask AI answers from these chapters: Can I claim ITC on a car?, What is DRC-01B?, place of supply for bill-to ship-to. Each answer links to its chapter and shows related questions.
The guide explains the law. The GST in Hisab Central articles in this category show where to click in the software.
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