GSTR-1 due date extended: monthly outward-supply returns for higher-turnover taxpayers now due by the eleventh of the succeeding month. The notification extends the due date for furnishing details of outward supplies in FORM GSTR-1 for registered persons whose aggregate turnover in the preceding or current financial year exceeds the prescribed threshold, moving the monthly filing deadline for the specified months to the eleventh day of the month following the relevant month, under the powers conferred by the proviso to sub section (1) of section 37 read with section 168 of the Uttar Pradesh Goods and Services Tax Act, 2017.