Rate changes.

The September 2025 rationalisation replaced the 2017 schedules wholesale — the before/after log below grows as future notifications amend individual codes.

• 9964 IGST 5% → IGST 18.0% · 15/2025-Central Tax (Rate) · effective 2025-09-22
• 9994 IGST 18% → IGST 5.0% · 15/2025-Central Tax (Rate) · effective 2025-09-22
• 9996 IGST 18% → IGST 5.0% · 15/2025-Central Tax (Rate) · effective 2025-09-22
• 9993 IGST 18% → IGST 5.0% · 03/2022-Central Tax (Rate) · effective 2022-07-18