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
PAN of business / individual — Sole proprietor: individual PAN; Partnership: firm PAN; Company: company PAN
Aadhaar of authorised signatory — For Aadhaar-OTP authentication (speeds approval to 3 days)
Proof of place of business (address) — Property tax receipt OR rent agreement (registered) OR electricity bill OR consent letter from owner
Photo of authorised signatory — Recent, 100KB-1MB JPG
Bank account details — Cancelled cheque OR first page of passbook OR bank statement
DSC (Digital Signature Certificate) — For company / LLP applications (mandatory)
Partnership deed / MoA-AoA / LLP agreement — For respective entity types
Authority letter for authorised signatory — For company / LLP / partnership
Optional / situational documents
Trade licence / Shop & Establishment — Strengthens application; not strictly mandatory
Earlier registration certificates (if any) — For migration cases
Letter of Authorisation (LoA) — For director/partner authorising signatory
NOC from premises owner — For shared / co-working / family premises
Specifications + key rules
FREE — no government fee. Agents charging Rs. 1,500-5,000 are over-charging for a 30-minute self-service.
Aadhaar authentication speeds processing from 7 days → 3 days.
Composition scheme (1% for goods up to Rs. 1.5 cr, 6% services up to Rs. 50 lakh) opt-in within 30 days.
Multiple states — separate GSTIN per state mandatory.
Voluntary registration below threshold useful for B2B credit recovery.
E-invoicing mandate for businesses > Rs. 5 cr turnover (since 2023).
LUT (Letter of Undertaking) required annually for export without IGST.
Where to apply
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
Gather mandatory documents above before applying — saves a re-visit
Apply via official portal (link above) — no agent needed
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If rejected for “documents inadequate”: request specific deficiency under §4(1)(d) RTI Act
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🎤
AwaazRTI — voice-to-RTI in 11 Indian languages
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Sources
Statutory references: as cited in Specifications above
Official portal: linked in “Where to apply” above
RTI Act 2005 §§4, 6, 7, 19
Last reviewed: 25 April 2026.