Table of Contents

Documents required for GST registration (2026)

Direct answer. GST registration mandatory if turnover > Rs. 40 lakh (goods) OR Rs. 20 lakh (services) in most states; Rs. 20 / 10 lakh in special states (NE + hill). Documents: PAN of business + proof of business address + bank account + photos. Apply at gst.gov.in. FREE.

Mandatory documents

Optional / situational documents

Specifications + key rules

Where to apply

Online at gst.gov.in → Registration → New Registration.

→ Official source: https://tutorial.gst.gov.in/userguide/registration/index.htm

If you don't have all documents

If GST registration is rejected for “documents inadequate”, request specific deficiency under §4(1)(d). Re-apply. If processing > 7 days, file RTI to GST proper officer.

→ Use our 🪄 AI RTI Drafter to generate a free §6(1) application asking for the rejection reason in 60 seconds.

Frequently asked questions

GST registration mandatory above what turnover?

Rs. 40 lakh (goods, most states); Rs. 20 lakh (services); Rs. 20/10 lakh in special states (NE + hill).

Can I voluntarily register below threshold?

Yes — useful for B2B credit recovery. Apply via gst.gov.in.

Multiple business units in different states?

Separate GSTIN per state.

Composition scheme — when to opt?

At registration OR within 30 days of starting financial year. Can't change mid-year.

What if my GSTIN is cancelled by officer?

Apply for revocation within 30 days via Form GST REG-21. Otherwise, fresh registration required.

Summary + next steps

  1. Gather mandatory documents above before applying — saves a re-visit
  2. Apply via official portal (link above) — no agent needed
  3. Track status: see our status-check guides
  4. If rejected for “documents inadequate”: request specific deficiency under §4(1)(d) RTI Act
  5. For state-specific guidance: see state portals directory

All RTI Wiki tools (free, no login)

Sources

Last reviewed: 25 April 2026.