GSTIN Lookup India API

GSTIN Lookup India API

This API will help you to retrieve company data based on its GST Identification Number.

API description

About the API:

GSTIN is the Goods and Services Tax Identification Number or GST number. The Government of India introduced a tax for goods as well as services, popularly known as GST, on 1 July 2017 to ensure transparency and simplification in India’s tax collection structure. GST replaces different state and central taxes to promote the motto- one tax in one nation.



What this API receives and what your API provides (input/output)?

If the entered GSTIN is valid and authentic, you can verify:

  •         The legal name of the business
  •         Date of Registration
  •         State
  •         GSTIN status/ UIN status
  •         Constitution of business- company, sole proprietor, or partnership
  •         Type of taxpayer- regular taxpayer or composition dealer.


What are the most common uses cases of this API?


The benefits of using a GSTIN lookup tool are:

  • Check for authenticity.
  •  Easy verification.
  • Prevention against association with vendors using fake GSTINs.
  • Avoiding fraud.
  • Correction of any errors in reporting GSTIN. 


Are there any limitations to your plans?

Besides the number of API calls per month, there is a limit of 20 requests per minute.  

API Documentation


Get Details about GSTIN (GST number) and following

  1. A latest Return filing list
  2. GST Compliance Classification
  3. HSN/SAC


Test Endpoint


                                                                                                                                                                                                                            {"data":{"pan":"AAACR4849R","hsn":["8471","8528","8517"],"compCategory":"Green","dty":"SEZ Unit","lgnm":"TATA CONSULTANCY SERVICES LIMITED","pincode":"301306","sts":"Active","tradeName":"NA","gstin":"33AAACR4849R4ZP","mandatedeInvoice":"Yes","ctb":"Public Limited Company","aggreTurnOverFY":"Available in Paid Version of API","aggreTurnOver":"Available in Paid Version of API","rgdt":"07/07/2017","nba":["Export","Import","Recipient of Goods or Services","Supplier of Services","EOU / STP / EHTP"],"adr":"Plot No 1/G1,TCS Siruseri SEZ Unit I, , SIPCOT IT Park, Navalpur, Siruseri, Kancheepuram, Tamil Nadu, 603103","meta":{"syncMasterDate":"2022-10-26","syncReturnDate":"2022-10-25"},"fillingFreq":{"2022_Q1":"M","2022_Q2":"M","2022_Q3":"M","2022_Q4":"M","2021_Q1":"M","2021_Q2":"M","2021_Q3":"M","2021_Q4":"M"},"returns":[{"fy":"2022-2023","dof":"09/10/2022","rtntype":"GSTR1","taxp":"September"},{"fy":"2022-2023","dof":"09/09/2022","rtntype":"GSTR1","taxp":"August"},{"fy":"2022-2023","dof":"08/08/2022","rtntype":"GSTR1","taxp":"July"},{"fy":"2022-2023","dof":"09/07/2022","rtntype":"GSTR1","taxp":"June"},{"fy":"2022-2023","dof":"09/06/2022","rtntype":"GSTR1","taxp":"May"},{"fy":"2022-2023","dof":"09/05/2022","rtntype":"GSTR1","taxp":"April"},{"fy":"2021-2022","dof":"09/04/2022","rtntype":"GSTR1","taxp":"March"},{"fy":"2021-2022","dof":"07/03/2022","rtntype":"GSTR1","taxp":"February"},{"fy":"2021-2022","dof":"08/02/2022","rtntype":"GSTR1","taxp":"January"},{"fy":"2021-2022","dof":"08/01/2022","rtntype":"GSTR1","taxp":"December"},{"fy":"2022-2023","dof":"19/10/2022","rtntype":"GSTR3B","taxp":"September"},{"fy":"2022-2023","dof":"19/09/2022","rtntype":"GSTR3B","taxp":"August"},{"fy":"2022-2023","dof":"19/08/2022","rtntype":"GSTR3B","taxp":"July"},{"fy":"2022-2023","dof":"19/07/2022","rtntype":"GSTR3B","taxp":"June"},{"fy":"2022-2023","dof":"17/06/2022","rtntype":"GSTR3B","taxp":"May"},{"fy":"2022-2023","dof":"23/05/2022","rtntype":"GSTR3B","taxp":"April"},{"fy":"2021-2022","dof":"19/04/2022","rtntype":"GSTR3B","taxp":"March"},{"fy":"2021-2022","dof":"17/03/2022","rtntype":"GSTR3B","taxp":"February"},{"fy":"2021-2022","dof":"18/02/2022","rtntype":"GSTR3B","taxp":"January"},{"fy":"2021-2022","dof":"18/01/2022","rtntype":"GSTR3B","taxp":"December"},{"fy":"2020-2021","dof":"28/12/2021","rtntype":"GSTR9","taxp":"Annual"},{"fy":"2019-2020","dof":"26/02/2021","rtntype":"GSTR9","taxp":"Annual"},{"fy":"2018-2019","dof":"01/10/2020","rtntype":"GSTR9","taxp":"Annual"},{"fy":"2017-2018","dof":"30/01/2020","rtntype":"GSTR9","taxp":"Annual"},{"fy":"2020-2021","dof":"30/12/2021","rtntype":"GSTR9C","taxp":"Annual"},{"fy":"2019-2020","dof":"27/02/2021","rtntype":"GSTR9C","taxp":"Annual"},{"fy":"2018-2019","dof":"08/10/2020","rtntype":"GSTR9C","taxp":"Annual"},{"fy":"2017-2018","dof":"02/02/2020","rtntype":"GSTR9C","taxp":"Annual"}]},"success":true}


curl --location --request GET '' --header 'Authorization: Bearer YOUR_API_KEY' 


API Access Key & Authentication

After signing up, every developer is assigned a personal API access key, a unique combination of letters and digits provided to access to our API endpoint. To authenticate with the GSTIN Lookup India API REST API, simply include your bearer token in the Authorization header.


Header Description
Authorization [Required] Should be Bearer access_key. See "Your API Access Key" above when you are subscribed.

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