Online GST Registration Portal Guide for Beginners: A Step-by-Step Walkthrough

Online GST Registration Portal Guide for Beginners
By Published On: July 26, 2025

If you’re starting a new business in India, understanding and complying with the Goods and Services Tax () system is crucial. While GST has simplified indirect taxation, the registration process can still feel overwhelming, especially for first-time entrepreneurs.

This guide will walk you through everything you need to know about online —in plain English. Whether you’re a freelancer, small business owner, or a budding founder, this post will help you navigate the process confidently and ensure you’re fully compliant with the law.


What is GST and Why is It Important?

GST (Goods and Services Tax) is a comprehensive, multi-stage, destination-based tax levied on every value addition. Introduced in July 2017, it replaced a complex web of indirect taxes like VAT, service tax, excise duty, etc., and brought them under one unified system.

It’s mandatory for businesses whose turnover exceeds the prescribed threshold (₹40 lakhs for goods and ₹20 lakhs for services in most states) to register for GST. Even if you’re below the limit, voluntary GST registration can give your business credibility and access to .

🔗 Want a quick, professional solution? Check out this Online GST Registration Portal for step-by-step support and filing assistance.


Who Should Register for GST?

Here’s a quick checklist of who must register for GST in India:

  • Businesses with turnover above the threshold limit.

  • Inter-state suppliers of goods.

  • E-commerce sellers and platforms.

  • Casual taxable persons.

  • Non-resident taxable persons.

  • Agents of a supplier.

  • Input Service Distributors (ISD).

  • Any person who is required to deduct or collect tax (/TCS) under GST law.

If any of these apply to you, read on—you’ll need to complete your GST registration online.


Benefits of GST Registration

Getting GST-registered doesn’t just keep you on the right side of the law—it also offers several business advantages:

  • Legal recognition as a supplier of goods and services.

  • Input Tax Credit on your purchases, reducing tax liability.

  • Easier compliance with proper invoicing and filing.

  • Competitive advantage if your buyers are GST-registered businesses.

  • Eligibility for government tenders and financial support schemes.


Documents Required for Online GST Registration

Before you begin the registration process, keep these documents handy:

For Proprietorship:

  • PAN Card of the proprietor.

  • Aadhaar Card.

  • Photograph.

  • Address proof (electricity bill, rent agreement, etc.).

  • Bank account proof (cancelled cheque or bank statement).

For Partnership or LLP:

  • Partnership deed.

  • PAN and Aadhaar of all partners.

  • Proof of principal place of business.

  • Bank account details.

  • Authorization letter.

For Private Limited Companies:

  • Certificate of Incorporation.

  • PAN of the company.

  • Articles of Association (AOA) and Memorandum of Association (MOA).

  • Details of directors and authorized signatory.


Step-by-Step Guide to Online GST Registration

Let’s break down the process into simple, actionable steps:

Step 1: Visit the Official

Go to www.gst.gov.in and click on ‘Services > Registration > New Registration’.

Step 2: Fill in Basic Details

You’ll be asked to provide:

  • Type of taxpayer (individual, company, etc.)

  • State and district

  • Legal name (as per PAN)

  • PAN number

  • Email and mobile number

You’ll receive OTPs on your email and phone to verify.

Step 3: Receive Temporary Reference Number (TRN)

After verification, you’ll get a TRN, which is valid for 15 days. Use this to log back into the portal and complete your application.

Step 4: Complete the Application Form (Part B)

Here you’ll need to provide:

  • Business details

  • Promoter/partner/director information

  • Authorized signatory

  • Principal place of business

  • Additional places of business (if any)

  • Goods and services you supply

  • Bank details

  • State-specific information (like , etc.)

Upload all required documents during this step.

Step 5: Verification and Submission

  • Use Digital Signature Certificate (DSC), e-signature, or EVC (OTP-based verification).

  • After successful submission, you’ll get an Application Reference Number (ARN).

Step 6: Track Your Application

Use the ARN to track your registration status on the GST portal.

Once approved, you’ll receive a GSTIN (GST Identification Number) and your GST Registration Certificate.


Common Mistakes to Avoid During Registration

Here are a few common pitfalls that can delay or reject your application:

  • Incorrect or mismatched PAN details.

  • Blurry or illegible document uploads.

  • Using residential address without supporting documents.

  • Not selecting the correct business category or activity.

  • Skipping verification or signing steps.

Taking the time to double-check your entries can save a lot of headaches later.


How Long Does It Take to Get GST Registered?

The GST registration process typically takes 3 to 7 working days, provided your documents are correct and there’s no query raised by the department. If there’s any issue, they’ll ask for clarification or additional documents, which could delay approval.


Do You Need Help with GST Registration?

Let’s face it—government portals aren’t always the easiest to navigate. If the idea of uploading documents, filling forms, and responding to queries feels intimidating, you’re not alone.

Using a reliable third-party service can streamline the process. Platforms like Fintax24 offer end-to-end assistance, document preparation, and even direct communication with GST officers—saving you time and effort while ensuring everything is compliant.


What Happens After GST Registration?

Once you’re registered:

  • You must issue GST-compliant invoices.

  • You’ll need to file monthly/quarterly .

  • Maintain digital records of all purchases, sales, and expenses.

  • Collect GST from customers and pay it to the government.

Staying compliant is not a one-time thing—it’s an ongoing responsibility.


Frequently Asked Questions (FAQs)

1. Is GST registration free?

Yes, registering on the official portal is free. However, if you opt for third-party services, a service charge may apply.

2. Can I operate without GST if my turnover is below the threshold?

Yes, but in many cases (like inter-state sales or online selling), GST registration is still mandatory.

3. Do I need a commercial place for GST registration?

Not necessarily. You can use your home address, but you must provide supporting address proof like a utility bill or rent agreement.

4. Can I cancel my GST registration?

Yes. If your business closes or your turnover drops below the threshold, you can apply for cancellation through the portal.


Final Thoughts

Registering for GST is an essential step in running a legal and scalable business in India. While the process might seem complicated at first, this beginner-friendly guide should simplify things.

Just remember: it’s better to get it right the first time. Gather your documents, follow the steps carefully, and don’t hesitate to seek help if you need it.

And if you’re looking for a fast, reliable way to register without the hassle, head over to Fintax24’s GST Registration Portal and get started today.

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Written by : FinTax24

FinTax24 is a new legal tech startup that works closely with individuals, small businesses, and corporates to educate and cater all-inclusive financial & legal services in one place.

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