S. 245C : Settlement Commission-Fixing the last date for filing of application-When the Department has extended the last date from 1st Feb., 2021 to 30th Sept., 2021, it can only extend the deadline but cannot introduce a new concept of eligibility as on 1st Feb., 2021 which is not there in the Act itself-Condition imposed by the Notification dt. 28 th September, 2021 of CBDT is invalid and bad in law-Petitioner has the right to approach the Settlement Commission. [S.119(2)(b), 245C (5), Art. 226]