Tax Information Network
of Income Tax Department
Online Account Office Identification Number (AIN) Registration Form
DETAILS OF PAO/DTO/CDDO (AO)
AIN* TAN AO Category*
Account Office Name*
Name of Ministry Name of State
Name of Sub Ministry Sub Ministry(Others)
Name of Department
PAO Code PAO Registration No.
CONTACT DETAILS OF PAO/DTO/CDDO
Flat/Door/Block No. Premises/Building/Village
Road/Street/PostOffice Area/Locality
Town/City/District* State*
Pin Code*
STD Code-Phone No* – Mobile No
Email ID 1* Email ID 2
Name of Responsible person*
Designation of Responsible person*
DETAILS OF ACCEPTED FORM 24G (ON OR AFTER OCTOBER 2010 FOR FINANCIAL YEAR 2010-11 ONWARDS)
Provisional Receipt No.* Provisional Receipt Date*
Count of DDO* Total TDS/TCS remitted to Government*
AIN ACCOUNT DETAILS
User ID*
Check User ID Availability
Password*
Re-type Password* You are required to select a Security question and provide a secret answer that you can easily remember later. Your question and secret answer cannot contain your password
Security Question* If you forget your password, the security question and answer you provide will help NSDL verify your identity and reset your password.
Answer* Answer must be at least 6 characters and maximum 25 character long.It may contain numerals (0-9),upper and lowercase letters (A-Z, a-z) and special characters.Capitalisation matters.


Note: Fields marked * are mandatory

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