GST return deadline extension: staggered due dates for outward, inward and monthly returns for specified turnover categories. Extension of time limit for furnishing GST returns for July 2017 by departmental notification superseding an earlier notification; staggered due dates prescribed for outward supply return based on turnover categories and uniform extended dates for inward supply and monthly returns; 'turnover' as defined in the Act; extension effective from the stated date and future extensions for the following month to be notified separately.