Extension of revocation period for registrations cancelled under specified subclauses; applicants allowed to file late revocation applications. The notification extends the deadline to make an application for revocation of cancellation of GST registration, where cancellation occurred under clause (b) or (c) of sub section (2) of section 29 and the original filing period fell between 1 March 2020 and 31 August 2021, by providing that the time limit to file such application is extended up to 30 September 2021 under the statutory notification power.