GST Guides for Indian Businesses
Simplified GST compliance guides for MSMEs and small businesses. Understand registration, returns filing, ITC, HSN codes, and e-invoicing — written in plain language for business owners, not chartered accountants.
Understanding GST for Small Businesses
A foundational guide to the Goods and Services Tax — who needs to register, which type of GST applies, and how the composition scheme works.
- What is GST and why it matters
- Registration thresholds
- CGST, SGST and IGST explained
- Composition scheme eligibility
- When voluntary registration makes sense
How to File GSTR-1 (Sales Return)
Step-by-step guidance on filing your outward supplies return — due dates, invoice categories, HSN summary, and common filing mistakes.
- What GSTR-1 covers
- Monthly vs quarterly due dates
- B2B vs B2C invoice reporting
- HSN summary requirements
- Amendments and common mistakes
How to File GSTR-3B (Summary Return)
Understand the monthly summary return for GST — tax liability calculation, ITC claims, due dates, and interest on late payment.
- What GSTR-3B covers
- Monthly due dates and staggered schedule
- Output tax and ITC calculation
- Interest on late filing
- Auto-populated data from GSTR-1 and GSTR-2B
HSN Codes Explained
Learn how HSN codes classify goods for GST, the digit requirements based on turnover, and how to find the correct code for your products.
- What HSN codes are and why they matter
- 2, 4, 6 and 8-digit structure
- Turnover-based reporting requirements
- SAC codes for services
- Finding the right HSN code
Input Tax Credit (ITC) Guide
Everything MSMEs need to know about claiming ITC — eligibility conditions, blocked credits under Section 17(5), reversal rules, and GSTR-2A/2B reconciliation.
- What ITC is and how it works
- Four conditions for claiming ITC
- Blocked credits under Section 17(5)
- ITC reversal rules
- Reconciliation with GSTR-2A and GSTR-2B
E-Invoicing & E-Way Bill
Understand India's e-invoicing mandate, IRN generation, e-way bill requirements for goods movement, validity periods, and penalties for non-compliance.
- E-invoicing threshold and applicability
- How IRN generation works
- E-way bill rules and Rs 50,000 threshold
- Validity periods for e-way bills
- Penalties for non-compliance
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Stop worrying about missed deadlines, ITC mismatches, and filing errors. Katixo automates GST calculations, reconciliation, and return preparation — so you can focus on growing your business.