TDS on GST

There is no specific clarification at present. But it is highly expected that the same can be filed upto 30.06.2020.

We should wait for further govt notification 

Yes... As per recent press release the payments date extended to 30th Jun-2020.
Wait on further notifications...

Yes the due date for filing FORM GSTR-7 has been extended to "30.06.2020."

Official Notification issued by the CBIC Department.

As per Notification No. 35/2020 - Central Tax, dated 03.04.2020, the due date of all the compliances falling between 20.03.2020 to 29.06.2020 stands extended to "30.06.2020." Hence GSTR-5, GSTR-6, GSTR-7, GSTR-8 extended due date is 30.06.2020.