For Update of Email ID and/ or request of AO Registration number/ User ID and change or correction in AIN database send request letter to Protean. For format of request letter click here.
Request letter should be forwarded to Protean at the following address:
TIN Operations,
Protean e-Gov Technologies Limited
1st floor, Times Tower,
Kamala Mills Compound,
Senapati Bapat Marg,
Lower Parel (W),
Mumbai - 400013.
Super scribe the envelope of request for update of e-mail ID and/ or request of AO registration number/ User ID with "Request for Update of Email ID and/ or request of AO Registration number/ User ID"