28.10.2026: CBIC Notifies 1 November 2026 as Effective Date for Sections 153 to 155 of the Finance Act, 2026

The Central Government vide Notification No. 03/2026–Central Tax dated 26 October 2026, has appointed 1 November 2026 as the effective date for bringing Sections 153 to 155 of the Finance Act, 2026 (4 of 2026) into force.

The key highlights of the changes under GST Law are regarding:

Section of Finance Act, 2026 Impacting Section  Description Effective Date 
153 15

Amendment to Section 15 – Post-Supply Discounts
Substitution of Section 15(3)(b) of the CGST Act, 2017, to provide that a discount granted after the supply has been effected may be excluded from the value of supply where the supplier issues a credit note for such discount and the recipient reverses the input tax credit attributable to that discount in accordance with Section 34 of the CGST Act, 2017.

01.11.2026
154 34

Amendment to Section 34 – Section 34 Expanded to Cover Credit Notes for Post-Supply Discounts

The amendment to Section 34(1) of the CGST Act, 2017 expands the circumstances in which a supplier may issue a credit note by expressly including cases where a discount covered under Section 15(3)(b) is granted after the supply has been effected.

01.11.2026
155 54 Amendment to Section 54 – Provisional Refund 

Amendment made to expand the scope of 90% provisional refunds to include cases of inverted duty structure, in addition to zero-rated supplies. This means that taxpayers facing accumulation of input tax credit due to higher input tax rates can now avail provisional refunds, similar to exporters. The amendment aligns IDS refund treatment with that of zero-rated supplies, subject to prescribed safeguards and procedural compliance. This amendment will extend the similar fast-track provisional refund (on a risk-based basis) to unutilised ITC arising from inverted duty structure cases under Section 54(3)(ii).

Earlier under Section 54 of the CGST Act, provisional refund was primarily restricted to cases involving zero-rated supplies, i.e., exports of goods or services and supplies made to Special Economic Zones (SEZ). In such cases, eligible taxpayers could claim up to 90% of the refund amount on a provisional basis. 

Amendment to Section 54(14) – Removal of Minimum Refund Threshold for Refund Claims on Exports (with Payment of Tax)

To insert an exception to Section 54(14) which provides that no refund under sub-section (5) or sub-section (6) shall be granted where the refund amount is less than ₹1,000. In other words, the ₹1,000 threshold shall not apply in cases where refund of tax is claimed on account of export of goods with payment of tax (IGST). Refund of IGST paid on export of goods will now be granted irrespective of the amount involved, even if less than ₹1,000. This would remove procedural hardship for exporters, particularly in cases involving low-value consignments.

Under the earlier provisions of Section 54(14), refund claims were subject to a minimum threshold limit of ₹1,000. Any refund amount falling below this limit was not processed or granted by the tax authorities. This often resulted in small amounts remaining unclaimed, particularly affecting taxpayers with frequent low-value transactions or minor excess tax payments.

01.11.2026

The Complete Notification can be accessed at https://cdn.taxo.online/wp-content/uploads/2026/10/central-tax-03-gst-27102026-1.pdf

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