(9)Where the registration of a person, granted prior to the 1st April, 2021 under the specified provision of the Income-tax Act, 1961, has expired and such person makes an application for registration under this Part, the Principal Commissioner or Commissioner may, if he considers that there is a reasonable cause for delay in making such application, condone such delay and grant registration to such person under this Part within three months from the end of the month in which the application is made, which shall be valid for five years from the commencement of the tax year 2021-2022.