Regarding tan registration

This query is : Resolved 

14 March 2019 dear sir,

i need AO Code of Alwarpet Chennai tamilnadu for Tan Registration

14 March 2019 The following links may be useful, try

https://www.tin-nsdl.com/services/tan/tan-ao-code.html

https://tin.tin.nsdl.com/tan/servlet/TanAOSearch?city=CHENNAI&display=Y

15 March 2019 SIR I CAN'T FIND IT,PLEASE REFER CORRECT AO CODE FOR ALWARPET CHENNAI

20 July 2025 For TAN registration related to Alwarpet, Chennai (Tamil Nadu), the AO Code you need is generally part of the Chennai jurisdiction under the Income Tax Department.

Here’s how you can find it:

Go to the official TAN AO code search page:
https://www.tin-nsdl.com/services/tan/tan-ao-code.html
Select Tamil Nadu as the state, and Chennai as the city.
In the list, Alwarpet falls under the Chennai South AO code, which is typically:
AO Code: CHNS (Chennai South)
Alternatively, you can also use the NSDL TAN AO search tool:

https://tin.tin.nsdl.com/tan/servlet/TanAOSearch?city=CHENNAI&display=Y
From the list, find Alwarpet or the closest locality, and note down the corresponding AO code.


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