All Questions › Category: GST Compliances › last date for GSTR 3B 0 Vote Up Vote Down Siddhant Mishra asked 7 years ago last date for GSTR 3B What is the last date for 3B? Answer the question 1 Answers 0 Vote Up Vote Down Deepak Bholusaria, CA answered 7 years ago Due date is 25th/28th August for July 2017.