


Authenticate Notice : Every communication by Income Tax department issued on or after 1st October, 2019 shall bear an unique Document Identification Number(DIN).
In order to satisfy yourself that the notice/order or any communication received by you is genuine and issued by Income Tax Authority, you can authenticate any notice/order or any communication using this service.
Authenticate Notice / Order issued by ITD service is available to both registered and unregistered users of the e-Filing portal as a pre-login service to verify the authenticity of a Notice, Order, Summons, Letter or any correspondence issued by Income Tax Authorities.
Step 1:Â Go to the Income Tax Portal homepage.
Step 2: Click Authenticate Notice / Order issued by ITD under Quick Links.
Step 3:Â Select either of the following options to authenticate the notice / order –
How to Calculate Interest under Section 234C?
Step A: Enter PAN, Document type, Assessment Year, Date of Issue and Mobile Number and Click Continue.
Step B: Enter the 6-digit OTP received on the mobile number entered by you in Step 2 and click Continue.
Once the OTP is validated, the document number of the notice issued along with the date of issue of the notice will be displayed.
Note: In case no notice was issued by ITD, it will display a message – No record found for the given criteria.
 Step A: Select Document Identification Number and Mobile Number.
Step B: Enter Document Identification Number and Mobile Number and click Continue.
Step C: Enter the 6-digit OTP received on the mobile number entered by you in Step B and click Continue.
Note :-
Once the OTP is validated, a success message will be displayed.
Note: In case no notice was issued by ITD, it will display a message – No record found for the given Document Number.
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