Register for GST Number Online
Registering for a GST number online in 2025 is a straightforward, government-regulated digital process via the GST portal. This step-by-step guide explains the eligibility, documents required, application procedure, verification timeline, and post-registration compliance, all optimized for Indian taxpayers and businesses.
Introduction
Goods and Services Tax (GST) has simplified India's indirect tax system, but getting a GST number can sometimes be confusing for business owners. In 2025, the Government of India has made the GST registration process even more digital and transparent. In this article, we will explain step-by-step how you can get GST number online, what documents are required, what is the eligibility, and how your business can become compliant in the right way.
In this guide, you will find:
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What is GST number and why is it important
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Which business needs to get registration
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Document checklist, eligibility and legal implications
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The entire process of online GST application (TRN, ARN, OTP, DSC will all be explained)
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Post-registration compliance and return filing
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Common mistakes and ways to avoid them
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Human impact and economic value of GST compliance
GST Number Kya Hota Hai?
GST number, or GSTIN (Goods and Services Tax Identification Number), is a 15-digit unique number that the Government of India allots to every GST-registered taxpayer. Its structure is something like this:
GSTIN Format Example: 09ABCDE1234F1Z5
First 2 digits: State code
Next 10 digits: PAN number
13th digit: Entity code (multiple registrations under same PAN)
14th digit: Blank by default
15th digit: Checksum for error detection
GST number becomes a part of your business identity. With this:
You can file GST returns
You can claim Input Tax Credit (ITC)
You can create e-invoicing and e-way bills
You can maintain legal business compliance
When is GST Registration mandatory in 2025?
The government has defined some threshold limits and conditions under which it is mandatory for businesses to take GST registration:
Turnover-Based Threshold:
Service Providers – ₹20 lakhs (Special Category States: ₹10 lakhs)
Goods Suppliers – ₹40 lakhs (Special Category States: ₹20 lakhs)
Mandatory Registration Scenarios:
Inter-state supply: If you are supplying goods/services in another state.
E-commerce Operators: For selling on platforms like Amazon, Flipkart, Meesho.
Reverse Charge Mechanism (RCM) cases.
Input Service Distributors or agents.
Casual taxable person or Non-Resident taxable person.
Voluntary Registration: If you want to claim ITC despite small turnover.
Important Note:
GST registration is not just a legal requirement but also important for trust and transparency. You increase the credibility of your business by showing GSTIN.
GST Registration Types in 2025
The government has created different GST registration types for different business models:
1. Regular Taxpayer:
This is the most common type which is applicable for most businesses. GST returns have to be filed monthly or quarterly.
2. Composition Scheme:
There is a simplified tax scheme for small businesses:
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Turnover limit: ₹1.5 crore (Goods), ₹50 lakhs (Services)
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Lower tax rates (1% for traders, 5% for restaurants)
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Quarterly return and annual filing
3. Casual Taxable Person:
For temporary shops or exhibitions, which do not have a fixed place of business.
4. Non-Resident Taxable Person (NRTP):
These people do not have any base in India but they supply to India.
5. TDS/TCS Deductor:
For government bodies or e-commerce operators.
6. ISD (Input Service Distributor):
Head office which allocates services to multiple branches.
Documents Required for GST Registration (2025 Updated List)
Common Documents:
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pan card
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Aadhaar card
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Photograph (JPEG/PNG under 100 KB)
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Address proof (Rent agreement/Electricity bill)
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Bank details (Cancelled cheque/passbook copy)
For Proprietorship:
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Owner's PAN & Aadhaar
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Address proof of business
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Photo of owner
For Partnership / LLP:
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PAN of firm & partners
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Partnership deed / LLP agreement
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Address proof of firm
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Authorization letter
For Private Limited Company:
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PAN of company
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Certificate of incorporation
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MOA & AOA
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PAN & Aadhaar of directors
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Board resolution for authorized signatory
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Office address proof
Step-by-Step: How to get GST Number Online (2025 Process)
Step 1: Visit GST Portal
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URL: https://www.gst.gov.in
Step 2: "New Registration" Option
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Navigate to Services > Registration > New Registration
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Select "Taxpayer"
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Choose State & District
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Enter business PAN, mobile number, and email address
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Verify through OTP
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You will get a TRN (Temporary Reference Number)
Step 3: Login with TRN
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Login using TRN
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Verify with OTP
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GST REG-01 form will open in front of you.
Step 4: Application Form Bharna (Part B)
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Business details (Legal name, trade name, PAN, constitution)
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Promoters/Directors details
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Principal place of business
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Nature of goods/services
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Additional places of business
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Bank details
Step 5: Documents Upload Kareen
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Upload relevant documents in PDF/JPEG format
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Size limit: 100 KB – 1 MB
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Photograph, PAN, Aadhaar, electricity bill, rent agreement, cheque, etc.
Step 6: Submit Application
Please tick declaration in Verification tab.
Submit using:
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DSC (Digital Signature Certificate) for companies
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EVC (OTP) for proprietorship/partnership
Step 7: ARN will be generated
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You will receive an Application Reference Number (ARN)
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Confirmation will come through email/SMS
What Happens After Application Submission?
Verification by GST Officer
GST officer verifies the application within 3-7 working days
If everything is correct, then GSTIN is allotted
Possible Scenarios:
Approved: Direct GST number is received
Clarification Required: Query comes through REG-03 notice
Rejected: If documents or information is wrong
GSTIN Issuance
You can download the certificate from GST portal
GSTIN also comes with QR code
Displaying it is mandatory
Post-GST Registration Compliance in 2025
1. Display GST Number:
Display GSTIN at a visible place on the business premises.
2. GST Invoices:
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mention HSN/SAC codes
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Invoice format is prescribed
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Digital/Printed invoices are both valid
3. Return Filing:
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GSTR-1(Sales)
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GSTR-3B (Summary return)
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CMP-08 (For composition scheme)
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GSTR-9 (Annual return)
4. Record Maintenance:
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Maintain sales, purchase, stock, input tax credit details.
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to preserve records for 6 years
5. E-Invoicing & E-Way Bills:
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E-invoicing is applied on the basis of turnover limits.
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E-way bills for movement of goods > ₹50,000
Common Mistakes to Avoid
1. Wrong business type selection
2. Incomplete document uploads
3. Incorrect HSN/SAC code
4. Delay in response to queries
5. DSC setup issues
6. Fake Avoiding consultants
Human Impact & Economic Values
GST registration has given space to new entrepreneurs in the formal economy. Registration for small vendors, freelancers, traders and MSMEs:
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Financial inclusion
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Legal protection
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Government schemes access
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Business funding eligibility
Today, even in rural India, GSTIN empowered entrepreneurs are emerging. This represents a digitally inclusive India. When people learn compliance, they develop themselves and the country.
Conclusion
In 2025, the GST registration process has become simple, efficient and online-first. It is important for every entrepreneur to understand that compliance is not just a burden, but an opportunity to build a legal, scalable and sustainable business. The government has made the system user-friendly so that you can get GSTIN from home.
If you are not yet GST registered, then complete your registration today by following this guide. The first step of better business practices is transparency – and GST is the beginning of that.
Frequently Asked Questions (FAQs)
Q1: How do I get GST number online and how much time does it take?
A1: GST number is obtained through online application on the GST portal. After filling the form, approval is received within 3-7 working days if all the documents are correct.
Q2: Is it necessary for every business to get GST registration?
A2: No. If you are below the turnover threshold and are not making interstate or ecommerce supplies, then registration is not mandatory. But there is an option for voluntary registration.
Q3: What documents are required for GST registration?
A3: PAN, Aadhaar, business address proof, photo, bank details and documents of authorized signatory are required.
Q4: Is DSC mandatory?
A4: DSC is mandatory for companies. EVC is also sufficient for proprietorship or partnership firms.
Q5: What to do if the application is rejected?
A5: You get the reason for rejection. You can give its clarification in form REG-04. Or you can submit a fresh application.
Q6: Is GST registration free or are there any charges?
A6: Registration through the government portal is free. But if you do it through a CA or consultant, then their fees may apply.
Q7: How to download GSTIN certificate?
A7: You can download your GST certificate in PDF format by logging in to the GST portal from the “View/Download Certificate” option.
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