Letter of Authorization (LOA) for GST Registration

Publishing Date: 14 Apr, 2025


Letter of Authorization (LOA) for GST Registration

LOA stands for Letter of Authorizations is a formal document in GST Registration that grants permission to a person to act as a representative or GST filings on the behalf of a company related to GST compliances. Any company, LLP, or other entity must obtain this authorization before appointing an authorized signatory for GST-related transactions, filings, and communications. Let's get the complete understanding over the Letter of Authorization for GST registration including LOA format here. 

Who is Authorized Signatory?

A Person who is designated by the entity to represent on the entity behalf for the matter related to GST known as “Authorized Signatory” in GST. Filing GST return, managing compliances, coordination with tax authorities and making tax payments are the responsibilities of this person/ Authorised Signatory. Authorized Signatory’s actions are legally binding on the Business. 

An Authorised Signatory in GST can be - 

  1. Partners/ Directors of the Company
  2. Professional Consultant who appointed by the Company 
  3. Employees who are responsible for tax compliances. 

Importance of a Letter of Authorization for GST

  • LOA works as a legal or formal establishment of an authority of an individual to act on behalf of the entity in GST work.


  • It ensures smooth management of GST registration such as filing returns, making payments and others.

  • Letter of Authorization (LOA) helps to reduce the dispute related to the authorization in case of tax inquiries. 

Key Elements of Letter of Authorization for GST

Get the key elements of Letter of Authorization for GST here! 

  1. Business information such as Name, address, Registration details of the entity. 
  2. Details of Authorized Signatory such as Full name, ID (PAN/Aadhar/DIN) and Designation. 
  3. Declaration Statement 
  4. Acceptance by Authorized Signatory 
  5. Signature & Stamp of both business owner or partner. 
  6. Authorization’s Date 

Format of Letter of Authorization for GST

Here is a sample format of the Letter of Authorization:

Declaration for Authorized Signatory

I, ………………. being DIRECTOR of ……………. hereby solemnly affirm and declare that ………………., is hereby authorized to act as an authorized signatory for the business S……………. which application for registration is being filed under the Act. All his actions in relation to this business will be binding on me.

Name: ………..
Designation: ……..
DIN No: …….

Acceptance as an Authorized Signatory

I, ………………….. hereby solemnly accord my acceptance to act as an authorized signatory for the above referred Concern and all my acts shall be binding on the above concern.

Name: ………..
Designation: ……..
DIN No: …….

Conclusion

A Letter of Authorization plays a significant role in GST registration and compliance tax registration and compliance process requires a Letter of Authorization. It is easier to meet tax-related obligations efficiently when an authorized signatory is appointed. It is important for businesses to properly draft this document as per the prescribed format and submit it on time to avoid any legal issues in the future.

Frequently Asked Questions 

  1. Is a Letter of Authorization mandatory for GST registration?
  2. Apart from proprietor or OPC, Letter of Authorization mandatory for GST Registration. 

  3. Who can sign the Letter of Authorization for GST?
  4. Any one such as owner, partner, director or consultant can sign the Letter of Authorization for GST. 

  5. Can an employee be appointed as an authorized signatory?
  6. Yes, any employees can be appointed as an authorized signatory. 

  7. Can a company have multiple authorized signatories for GST?

Yes, a company can have multiple authorized signatory for GST. 

About the Author

CA Nayani Agarwal linkedin

All India Rank - 24

Nayani Agarwal is a Chartered Accounting who scored All India rank - 24 & 22 in CA final and CA intermediate respectively. She also scored an India rank - 21 in the Company Secretary foundation. She has overall 10 plus experience in banking and financial services. Her areas of expertise is startup consultancy, ESOP, Income Tax, GST, corporate Compliances & import expeort consultancy.