GST Registration In India: A Complete Guide For Businesses (2026)
- Legal Sections
- 30 Sep, 2026
If you're starting or running a business in India, GST registration is one of those things you can't really put off once your numbers reach a certain point. The rules are the same whether you're a solo trader or a growing company, but the practical experience of going through registration for the first time — what documents to keep ready, how the portal works, how long it actually takes — is where most of the confusion comes from. Here's a straightforward walkthrough.
Who actually needs to register
You're required to register once your aggregate turnover crosses forty lakh rupees a year for goods (twenty lakh for services, with lower limits in special-category states). A few situations bypass the turnover test entirely and require registration regardless of size: inter-state supply of goods or services, being a casual or non-resident taxable person, or being required to deduct or collect tax at source (TDS/TCS under GST). Even below the threshold, you can register voluntarily — mainly to claim input tax credit, or because larger clients simply won't deal with an unregistered vendor.
Documents to keep ready
Have scanned copies (PDF or image) of these before you start: PAN of the business, proof of constitution (partnership deed, LLP agreement, or certificate of incorporation), proof of your place of business (a rent agreement, electricity bill, or NOC, depending on ownership), bank account details, and photo ID of the promoters or partners. Missing or mismatched documents are the single biggest reason applications stall.
The step-by-step process
Go to gst.gov.in and click Register. You'll start with Form GST REG-01 — enter your PAN, mobile number, and email, and verify both with the OTPs you receive. From there, fill in the rest of the form: your principal and any additional places of business, the goods or services you deal in (by HSN/SAC code), bank account details, and your authorised signatory's details. Attach the documents listed above, submit, and you'll receive an Application Reference Number (ARN) you can use to track the application. The department typically processes it within about seven working days, though eligible small businesses can now get approved in as little as three working days under the newer Rule 14A route. Once approved, log in to the portal and download your Certificate of Registration — your GSTIN is active from that point, and the next job is staying on top of your return filings (GSTR-1, GSTR-3B, and so on).
Frequently asked questions
What are the GST registration charges or fees? Registering directly on the GST portal is free — there's no government cost or price attached to it. If you engage a CA or a consultant to handle the documentation and filing for you, that's a separate professional fee, agreed with them, and it varies with how complex your case is.
What's the GST registration turnover limit? Forty lakh rupees a year for goods suppliers and twenty lakh for service providers in most states, with lower thresholds (twenty lakh and ten lakh respectively) in special-category states. These limits get revisited by the GST Council periodically, so it's worth checking the current figure rather than relying on an old blog post.
What documents are required? PAN, proof of business constitution, proof of your place of business, bank details, and ID proof of promoters — see the section above for the full list.
Can I apply for GST registration online? Yes — the entire process, start to finish, happens on the GST portal/website (gst.gov.in). There's no need to visit an office, though some applications get flagged for a physical verification or a biometric Aadhaar check at a GST Suvidha Kendra.
How many days does GST registration take? Around seven working days for a standard application, or as little as three working days for smaller, low-risk businesses that qualify under the simplified Rule 14A scheme.
What is the GST registration number? It's your GSTIN — a fifteen-digit number based on your PAN and state code, issued once your registration is approved. It's what you'll quote on every invoice and return from then on.
How do I download my GST registration certificate? Once your application is approved, log in to the GST portal, go to Services > User Services > View/Download Certificate, and save the PDF. Keep a copy on file — you'll need to display it at your registered place of business.
How do I check my GST registration status? Use the ARN you received on submission, under Services > Registration > Track Application Status on the GST portal. You can also search any GSTIN's registration details under Search Taxpayer on the same site.
Are there different types of GST registration? Yes — regular registration is the most common, but there's also composition scheme registration for small taxpayers who want simpler quarterly compliance, and separate categories for casual taxable persons, non-resident taxable persons, and e-commerce operators, each with its own conditions.
I'm starting a new business — is a new GST registration any different? No, it follows exactly the process above. The only difference is you won't have past GST filings to reconcile, so make sure your incorporation and PAN details are finalised before you apply.
Is there GST registration help available near me? The application itself is fully online, so location doesn't really limit you. If you'd rather have someone handle the paperwork and portal work for you, we take on GST registration for clients across India — get in touch and we can talk through your specific situation.