Extension of filing deadlines: GSTR-1/2/3 due dates for July and August returns were extended to later dates. The State Government of Arunachal Pradesh extends the filing deadlines for FORM GSTR-1, FORM GSTR-2 and FORM GSTR-3 for July 2017 and August 2017, superseding earlier end-August notifications and replacing their timelines with staggered due periods in September 2017 for July returns and in October 2017 for August returns, pursuant to the Act and on the recommendation of the Council.