The last date of intimating/linking of Aadhaar Number with PAN being 30.09.2019, it is also made clear that w.e.f. 01.04.2019, it is mandatory to quote and link Aadhaar number while filing the return of income, unless specifically exempted. CBDT-issues-clarification-on-linking-of-PAN-with-Aadhaar-31-03-2019Download