The Central Board of Direct Taxes (CBDT) on March 28, 2026, issued a notification regarding procedure, formats, and standards for the generation and allotment of Unique Identification Number (UIN) in respect of Form No. 121 and quarterly furnishing of Part B thereof by the payer.
The following has been stated: -
•Under Section 393(6) of the Income-tax Act, 2025, no TDS is required if the payee submits a declaration in Part A of Form 121 with PAN.
•The payer must allow submission of this declaration (paper or electronic) and verify it electronically.
•A 26-character Unique Identification Number (UIN) must be allotted by the payer for each declaration, comprising sequence number, tax year, and TAN.
•The payer must digitize paper declarations and maintain a continuous sequence, resetting each tax year.
•Part B of Form 121 must be filed quarterly on the income tax portal with details of all declarations, even if no tax is deducted.
The detailed notification is given in the document below.
[Notification No.: 01/CPC{TDS) /2026]
