https://www.taxtmi.com/article/detailed?id=11383 Circular No. 19/2019 mandates allotment and quotation of a computer generated Document Identification Number (DIN) in income tax communications issued to assessees on or after 1 October 2019; communications failing to conform are treated as invalid and "deemed to have never been issued," with narrowly defined exceptional circumstances for post facto regularisation and a system upload requirement for pre circular manual notices. en-us Sat, 06 May 2023 10:12:07 +0530 Sat, 06 May 2023 10:12:07 +0530 TaxTMI RSS Generator https://www.taxtmi.com/article/detailed?id=11383 Circular No. 19/2019 mandates allotment and quotation of a computer generated Document Identification Number (DIN) in income tax communications issued to assessees on or after 1 October 2019; communications failing to conform are treated as invalid and "deemed to have never been issued," with narrowly defined exceptional circumstances for post facto regularisation and a system upload requirement for pre circular manual notices. Articles Income Tax Sat, 06 May 2023 10:12:07 +0530 https://www.taxtmi.com/article/detailed?id=11383