GST Registration Online in India

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Reviewed by

Nilima Singh

Last updated

27 September 2025

Overview of GST Registration in India

GST (Goods and Services Tax) Registration is a mandatory process for businesses engaged in the supply of goods or services crossing specific turnover thresholds. It applies to:
  • Manufacturers
  • Traders
  • Service providers
  • E-commerce sellers
  • Freelancers, and
  • Businesses operating online or across multiple states.
GST was launched with the main objective of combining various central and state taxes into one single tax on the supply of goods and services. Before GST, businesses had to deal with multiple taxes like VAT, excise duty, and service tax, making the system complicated.

What is GST Registration?

GST registration is the process by which a business or individual becomes registered under the Goods and Services Tax system. This process grants the entity a unique GSTIN (Goods and Services Tax Identification Number), which is required to conduct any taxable activity.
In India, GST registration is essential for businesses to operate legally. It allows them to collect tax, avail input tax credit, expand business, and comply with regulations. GST works on a value-added system, where tax is charged at each step of the supply chain.
Types of GST Registration in India
  • Normal Taxpayer Registration: For regular businesses whose annual turnover exceeds the prescribed threshold.
  • Casual Taxable Person Registration: For businesses with temporary or seasonal operations (validity of 90 days, extendable by another 90 days).
  • Non-Resident Taxable Person Registration: For supplying goods or services in India without a permanent business address.
  • Non-Resident Online Service Distributor: For businesses offering online services from outside India to Indian customers.
  • SEZ Developer/Unit: For businesses operating in Special Economic Zones, offering tax exemptions and rebates.
  • TDS/TCS Registration: For government bodies or e-commerce entities responsible for deducting or collecting tax at the source.
Components of GST: CGST, SGST, IGST, and UTGST
GST follows a dual structure allowing both the Central and State governments to levy and collect taxes. This structure comprises four main components:
  • CGST (Central GST): Collected by the Central Government on intra-state transactions.
  • SGST (State GST): Collected by the State Government on intra-state transactions.
  • IGST (Integrated GST): Collected by the Central Government on inter-state transactions and imports.
  • UTGST (Union Territory GST): Applies to Union Territories without a legislature (e.g., Chandigarh, Daman & Diu).
GST Registration Threshold & Turnover Limits
Type of SupplyNormal Category States Threshold (₹)Special Category States Threshold (₹)
Goods40 Lakhs20 Lakhs
Services20 Lakhs10 Lakhs
Both Goods & Services20 Lakhs (for services component)10 Lakhs (for services component)

Key Benefits of Obtaining GST Registration in India

Here are some advantages of registering for GST:
  • Collect Tax Legally and Build Credibility: Registered businesses can legally collect GST and build trust with clients and vendors through GST invoices.
  • Claim Input Tax Credit: Claiming credit on GST paid lowers your overall tax liability, improves cash flow, and encourages proper accounting.
  • Wider Business Opportunities: Enables access to government tenders, B2B contracts, and improves market reach across states.
  • Compliance with Legal Requirements: Protects your business from penalties, supports seamless audits, and strengthens your reputation.
  • Easier Business Expansion: Allows smooth interstate operations by eliminating state-wise tax barriers and enables online selling through e-commerce platforms like Amazon or Flipkart.

Who is Eligible for GST Registration?

You are eligible (and in some cases, required) to register under GST if:
  • Your aggregate turnover exceeds the threshold limit of ₹40 lakh for goods and ₹20 lakh for services (lower for NE and hill states).
  • You are involved in interstate supply of goods or services, regardless of turnover.
  • You are an e-commerce seller or aggregator using platforms like Amazon, Flipkart, or Swiggy.
  • You are a casual or non-resident taxable person.
  • You are liable under the reverse charge mechanism (RCM).
  • You are providing OIDAR services from outside India to Indian customers.
  • You voluntarily want to register to claim Input Tax Credit and build credibility.

Choosing the Right GST Scheme: Regular vs. Composition

For small business owners, choosing the appropriate GST scheme impacts tax liability, compliance burden, and business operations.
CriteriaRegular SchemeComposition Scheme
Turnover LimitMandatory for > ₹40L (goods) / ₹20L (services). No upper limit.Up to ₹1.5 Cr (most states) / ₹75L (special category states)
Input Tax Credit (ITC)AllowedNot Allowed
Tax RatesStandard GST rates (5%, 12%, 18%, 28%)Fixed lower rates (1% traders, 5% restaurants, 6% services)
Compliance BurdenHigh (monthly/quarterly returns, detailed invoices)Low (simple quarterly filings)
Invoice TypeTax InvoicesBill of Supply
Inter-State SalesAllowedNot Allowed
E-commerce SalesAllowedNot allowed via e-commerce operators

Documents Required for GST Registration in India

Regardless of the specific business type, the following documents are mandatory for GST registration:
  • PAN Card: Mandatory for all businesses as GSTIN is linked to the business’s PAN.
  • Aadhaar Card: Required for verification to speed up the process through Aadhaar authentication.
  • Proof of Business Address: Needed to verify the main business location (owned, rented, or shared).
  • Bank Account Details: Required to link GST with your business’s bank account.
  • Passport-size Photos: Needed for identification of proprietors or authorized signatories.
  • Digital Signature Certificate (DSC): Mandatory for companies and LLPs for online submission.
  • Authorization Letter/Board Resolution: Gives authority to a person to handle GST matters.

Step-by-Step Guide to Online GST Registration Process

Step 1

Generate TRN

Visit gst.gov.in, select New Registration, fill in Part A details (PAN, email, mobile), verify via OTP, and generate a Temporary Reference Number (TRN).

Step 2

Log in with TRN

Use the generated TRN to log in and access the saved application form.

Step 3

Fill Business Details

Enter trade name, business type, district codes, and choose the Composition Scheme if eligible.

Step 4

Add Promoter & Signatory Info

Provide details of promoters/partners and the authorized signatory with their proofs.

Step 5

Address & Bank Details

Enter your principal business address and bank details (cancelled cheque/statement).

Step 6

Final Submission & Aadhaar Auth

Choose Aadhaar authentication for faster processing. Submit using DSC, e-Sign, or EVC. You will receive an ARN to track status.

GST Registration Timeline and Validity

The time taken for the GST registration process varies based on several factors:
  • With Aadhaar Authentication: Usually approved within 3–7 working days.
  • Without Aadhaar Authentication: May take 21–30 days or more due to physical verification or additional document checks.
Validity of GST Registration:
  • Regular Taxpayers: Permanent unless cancelled or surrendered.
  • Casual Taxable Persons: Temporary, valid for 90 days (extendable by 90 days).
  • Non-Resident Taxable Persons: Valid for the period mentioned in the certificate or payment duration.

GST Registration Fees and Penalties

Registration Fees:
For most regular businesses, there is no government fee for GST registration. However, Casual and Non-Resident Taxable Persons must submit a mandatory security deposit ranging from ₹500 to ₹10,000 depending on the state.
Penalties for Non-Registration:
If a business crosses the threshold and fails to register, it faces heavy penalties:
  • General Penalty: ₹10,000 or 10% of the tax due — whichever is higher.
  • Fraud/Deliberate Evasion: ₹10,000 or 100% of the tax due — whichever is higher.

GST Registration Renewal & Cancellation

For regular taxpayers, GST registration has no expiry date, so no separate renewal is required as long as compliance is maintained. Casual and Non-Resident Taxpayers must extend their registration if they continue operations beyond their validity period.
Cancellation of GST Registration
Registration can be cancelled voluntarily (e.g., closure of business, turnover falling below threshold) or by a GST officer (e.g., non-filing of returns for 6 months, fraudulent ITC claims).
To cancel, the taxpayer must file Form GST REG-16 and subsequently file a Final Return (GSTR-10) to clear pending liabilities.

Post-Registration: GST Compliance and Return Filing

Adhering to GST regulations is crucial for smooth operations:
  • Keep Info Updated: Update business changes on the portal.
  • Maintain Records: Keep books, invoices, and e-way bills for at least 6 years.
  • Issue GST Invoices: Provide compliant invoices with HSN/SAC codes.
  • File Returns & Pay Tax: Submit monthly/quarterly returns and deposit tax promptly.
  • Generate E-Way Bills: Required for goods movement over ₹50,000.
Form NameApplicable ForFrequencyDue Date
GSTR-1Normal taxpayers (outward supplies)Monthly/Quarterly11th of next month (monthly) / 13th of month following quarter
GSTR-3BNormal taxpayers (summary return & tax payment)Monthly/Quarterly20th of next month (monthly) / 22nd/24th of month following quarter
GSTR-4Composition scheme taxpayersQuarterly18th of the month following the quarter
GSTR-9Normal taxpayers (annual return)Annually31st December of the next financial year
GSTR-10Taxpayers with cancelled GST registrationOnce (Final Return)Within 3 months of the cancellation order

GST Registration Certificate

A GST Registration Certificate (Form GST REG-06) is official proof that your business is recognized to collect and remit GST. It includes details like GSTIN, Legal Name, Address, Date of Registration, and Type of Registration.
How to Download Your GST Registration Certificate:
  • Log in to the GST Portal (gst.gov.in).
  • Click on 'Services' > 'User Services' > 'View/Download Certificates'.
  • Locate 'Registration Certificate (Form GST REG-06)' and click the Download icon.
  • The certificate will download in PDF format for printing.

Frequently Asked Questions (FAQs)

GST registration is the process by which a business gets officially listed under the Goods and Services Tax system. Upon registration, the business receives a unique 15-digit GSTIN and becomes legally obligated to collect and remit GST.

You can apply online via the GST portal (gst.gov.in) by filling out Form GST REG-01 with your PAN, Aadhaar, business address proof, and bank details.

Any business crossing the turnover threshold (₹40L for goods, ₹20L for services), inter-state suppliers, and e-commerce operators are eligible and required to register.

Apart from businesses crossing turnover limits, casual taxable persons, non-resident taxable persons, and agents of a supplier are mandatorily liable.

Key documents include PAN, Aadhaar, proof of business address (rent agreement/electricity bill), bank statement/cancelled cheque, and authorized signatory details.

With Aadhaar authentication, it usually takes 3 to 7 working days. Without it, it can take up to 30 days due to manual verification.

Log in to the GST portal, go to Services > User Services > View/Download Certificates, and click download next to Form GST REG-06.

You can check the status on the GST portal using the Application Reference Number (ARN) received after submitting your application.

The limit is ₹40 lakh for the sale of goods and ₹20 lakh for providing services in most states. It is halved for special category states.

Yes, it is mandatory if your turnover crosses the threshold or if you fall under specific categories like inter-state sales or e-commerce operators.

Log in to the GST portal, navigate to Registration > Amendment of Registration Core Fields, update the address, and submit the required proof.

Aggregate turnover is computed on an all-India basis for the same PAN, including taxable, exempt, and export supplies, but excluding CGST, SGST, and IGST.

Apply via Amendment of Registration Core Fields on the GST portal and provide supporting documents for the new trade name.

Generally, no. Securities are excluded from the definition of goods and services under GST, so share trading alone does not require registration.

You can change it by amending the non-core fields of your registration profile on the GST portal.

Yes, PAN is absolutely mandatory as the 15-digit GSTIN is PAN-based.

Benefits include legal authorization to collect tax, ability to claim Input Tax Credit (ITC), wider market access via e-commerce, and improved business credibility.

A rejection order is passed with reasons. You can re-apply with correct details or file an appeal if you believe the rejection was unjustified.

You can add or update HSN/SAC codes in the 'Goods and Services' tab while amending your registration on the portal.

It is a document where the promoters/directors authorize a specific person to act as the authorized signatory for all GST compliance purposes.

You must apply through Amendment of Core Fields and submit the revised partnership deed reflecting the change.

Yes, you can obtain separate registrations for multiple places of business within the same state.

GSTIN is a unique 15-digit alphanumeric identifier assigned to every registered taxpayer. It includes the state code, PAN, and entity codes.

File Form GST REG-16 on the portal citing valid reasons like closure of business, and follow up by filing the final return in GSTR-10.

Closing implies cancellation; you apply for cancellation online and clear all tax dues and pending returns.

If cancelled by an officer, you can apply for revocation using Form GST REG-21 within 30 days of the cancellation order, provided all defaults are rectified.

No, you must file all pending returns before you can apply for cancellation, and you must file GSTR-10 after the cancellation is approved.

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