ITC Claim of Previous Period

You can claim till September 2021

Sir according to which rule

U Filed an application to check the status of itc till disputed period to the proper officer,then an intimation acept in this regard, follow further steps.

No you cannot claim.
As per Section 16(4) , the ITC in respect of any invoice or debit note can be claimed till furnishing return u/s 39 (GSTR 3B) for the month of September following the end of FY to which such invoices or debit notes is pertains.
This in your case the last date to avail ITC was September 2020. Hence same has been passed so cannot claim ITC now.

The last date is September 2020 to itc on that disputed period,so u approch assessing officer ,for an intimation as per rule 142(1).

Thanks for the information pankaj ji