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AIN Registration


AIN Registration

AIN or Account Information Number is a seven-digit identification number which is allotted by the Directorate of Income Tax (Systems). The number is allotted to each Accounts Office (AO). Every Accounts Office must have an account identification number with jurisdictional TDS office for filing Form 24G.

AIN for Form 24G

The Pay and Accounts Office (PAO)/Cheque Drawing and Disbursing Office (CDDO)/District Treasury Office (DTO) are required to file TDS statement in Form 24G on a monthly basis as per the Income-tax Department Notification no. 41/2010, dated May 31, 2010.

Steps for registration of AIN – Online Method

The following procedures are to be followed for the registration of AIN or Account Information Number online. The Accounts Office (AO) can register their AINs online

Access TIN website

Step 1: The applicant can register for AIN allotment using the TIN NSDL website using this link.

AIN Registration Form

Step 2: Now click on the Online AIN Registration link on the homepage.

Provide Details

Step 3: The Online Account Office Identification Number (AIN) Registration Form will be displayed, as shown below:

Step 3 - AIN Registration
Step 3 – AIN Registration

Step 4: The following details that are needed to be provided for AO Number registration are listed below:

  • Details of the Assessing Officer (AIN Number, TAN, Category of the Assessing Officer, Name of the Account Office, Name of the Ministry, etc.)
  • Contact details of the Assessing Officer (Flat Number, Name of the building, Post Office/Street Name, Locality Name, Town/District, State, etc.)
  • Name of the Responsible Individual (Designation of the Responsible Individual, Details of the Form 24G, Provisional Receipt Number, Provisional Receipt Date, TDS/TCS remitted to the government)
  • AIN account details (User ID, Password to IAN account, Security question and answer)

Submit the Application Form

Step 5: By filling all the mandatory fields in the application form, click on the Submit button.

Note Registration Number

Step 6: On successful registration of AIN, a 12 digit alphanumeric registration number will be generated. Print the acknowledgement slip and preserve the same for future reference.

Step 7: After the AIN registration, an individual is supposed to provide the registered user ID, password and provide details regarding the security question.

Steps for registration of AIN – Offline Method

Applicants have to follow the below step by step procedure to register for AIN allotment through offline mode:

Approach the Income Tax Department

Step 1: The applicant has to approach the office of the Income Tax Department for the AIN registration.

Get Application Form

Step 2: Now get the application form from the concerned office and have to fill out an application form in a prescribed format.

Note: Download the application form for the AIN registration from the official site of the Income Tax Department.

The AIN registration application form is reproduced below for the ready reference.

AIN Registration application form

Fill AIN Registration Form

Step 3: Fill the application form with appropriate details without any mistakes. Provide the given following information in the application form.

  • Details of Ministry
  • Details of office
  • Details of department

Submit Registration Form

Step 4: The duly filled and signed application for AIN allotment is to be submitted in the manual form to the jurisdictional CIT (TDS).

Verification of AIN

Step 5: The concerned CIT (TDS) will verify the complete and correct AIN allotment application forms submitted by the PAO / CDDO / DTO and after verification, will be forwarded to the to NSDL e-Governance Infrastructure Limited (NSDL) by the CIT (TDS) recommending allotment of AIN to the PAO / CDDO / DTO.

Allotment of AIN

Step 7: On receipt of the verified AIN allotment application form, NSDL will allot AIN.

Step 8: On allotment of AIN, the same will be communicated vide e-mail/ letter will be sent to the PAO / CDDO / DTO at the email ID/ communication address mentioned in the AIN allotment form.