Wrong filing in GSTR 1 for july 2017 to September 2017

epl (asdf) (42 Points)

07 October 2018  
My client provide transportation services. Client is not GTA .

Client billed as transportation services exempted, but filed in GSTR1 as reverse charge. This transaction was B2B.

How to rectify the above problem.

please advice at earliest.
Thanks in advance.