GST · Cross-industry
GSTR-1: monthly outward supplies
Applies to: Registered business · India
Standard rule: 11th of the following month. A government notification may extend the date.
Preparation, sources & guidance for GSTR-1: monthly outward supplies
Prepare: Reconcile invoice and amendment records before reporting outward supplies.
Record type: Recurring rule
Recorded extension history
- 10 January 2025 notification — Historical period only: December 2024 monthly GSTR-1 was extended to 13 January 2025 by Notification 01/2025-Central Tax. This does not change later monthly deadlines. Notification
Existing source check: 2026-10-01. Check current period-specific notifications.
