Mumbai, the financial capital of India, is home to lakhs of businesses—from street vendors to tech startups. Whether you're launching a new business or expanding your operations, GST registration is mandatory for many categories.
Let’s break down everything you need to know about GST Registration in Mumbai—from required documents to fees, timelines, and pro tips for a smooth application process.
You must register for GST if:
Your business has a turnover of ₹40 lakhs or more (₹20 lakhs for services)
You’re involved in inter-state sales
You sell on e-commerce platforms (Amazon, Flipkart, etc.)
You provide goods or services under reverse charge
You run a service-based business, cloud kitchen, digital agency, etc.
Here's a complete checklist of documents based on business types:
PAN Card of Proprietor
Aadhaar Card
Passport-sized Photo
Address Proof (Electricity Bill, Rent Agreement, etc.)
Bank Statement/Cancelled Cheque
Proof of Business Place (Utility Bill, NOC if rented)
PAN of Firm
Partnership Deed
Aadhaar & PAN of Partners
Address Proof of Business
Bank Details
Authorization Letter
Certificate of Incorporation (COI)
MOA & AOA
PAN of Company
PAN & Aadhaar of Directors
Address Proof
Board Resolution
Bank Statement
Here’s the good news 👉 GST registration is FREE on the official GST portal.
However, if you take help from a CA or professional, they may charge between ₹500 to ₹3,000, depending on complexity and service.
| Step | Time (Approx.) |
|---|---|
| Create account on GST Portal | 1 Day |
| Submit documents | 1–2 Days |
| ARN generation | Instantly after submission |
| GST Officer verification | 3–7 Days |
| GSTIN Allotment | Within 7–10 Days (if no clarification is required) |
If any query/clarification is raised by the officer, additional 3–5 working days may be needed.
Ensure all documents are clear and signed
Match address proofs to Aadhaar or utility bills
Keep mobile number & email active for OTPs
If you’re in a shared office space, submit NOC from owner
| Type | Best For |
|---|---|
| Regular | Most businesses with normal turnover |
| Composition Scheme | Small traders (<₹1.5 Cr), flat tax rate |
| Casual Taxpayer | Events, exhibitions, seasonal stalls |
| E-Commerce Seller | If selling on marketplaces |
🚫 Mismatched address on Aadhaar and utility bill
🚫 Invalid bank proof or statement
🚫 Not uploading authorization letter (for company/firm)
🚫 Blurry or unsigned documents
🚫 OTP not verified within time
Let’s break down everything you need to know about GST Registration in Mumbai—from required documents to fees, timelines, and pro tips for a smooth application process.
You must register for GST if:
Your business has a turnover of ₹40 lakhs or more (₹20 lakhs for services)
You’re involved in inter-state sales
You sell on e-commerce platforms (Amazon, Flipkart, etc.)
You provide goods or services under reverse charge
You run a service-based business, cloud kitchen, digital agency, etc.
Here's a complete checklist of documents based on business types:
PAN Card of Proprietor
Aadhaar Card
Passport-sized Photo
Address Proof (Electricity Bill, Rent Agreement, etc.)
Bank Statement/Cancelled Cheque
Proof of Business Place (Utility Bill, NOC if rented)
PAN of Firm
Partnership Deed
Aadhaar & PAN of Partners
Address Proof of Business
Bank Details
Authorization Letter
Certificate of Incorporation (COI)
MOA & AOA
PAN of Company
PAN & Aadhaar of Directors
Address Proof
Board Resolution
Bank Statement
Here’s the good news 👉 GST registration is FREE on the official GST portal.
However, if you take help from a CA or professional, they may charge between ₹500 to ₹3,000, depending on complexity and service.
| Step | Time (Approx.) |
|---|---|
| Create account on GST Portal | 1 Day |
| Submit documents | 1–2 Days |
| ARN generation | Instantly after submission |
| GST Officer verification | 3–7 Days |
| GSTIN Allotment | Within 7–10 Days (if no clarification is required) |
If any query/clarification is raised by the officer, additional 3–5 working days may be needed.
Ensure all documents are clear and signed
Match address proofs to Aadhaar or utility bills
Keep mobile number & email active for OTPs
If you’re in a shared office space, submit NOC from owner
| Type | Best For |
|---|---|
| Regular | Most businesses with normal turnover |
| Composition Scheme | Small traders (<₹1.5 Cr), flat tax rate |
| Casual Taxpayer | Events, exhibitions, seasonal stalls |
| E-Commerce Seller | If selling on marketplaces |
🚫 Mismatched address on Aadhaar and utility bill
🚫 Invalid bank proof or statement
🚫 Not uploading authorization letter (for company/firm)
🚫 Blurry or unsigned documents
🚫 OTP not verified within time