The Finance Act 2025 introduced the most significant amendments to the Central Goods and Services Tax Act 2017 since the introduction of the E-invoicing mandate and the GST Council's rationalisation cycle of 2022. The amendments, effective from 1 April 2025, cover Input Tax Credit (ITC) conditions, penalty provisions, and anti-fraud mechanisms. For Delhi NCR businesses across manufacturing, services, real estate, and financial services sectors, the amendments require immediate attention to ITC compliance programmes, vendor management practices, and return filing processes.
Revised Input Tax Credit Conditions
Section 16 of the CGST Act — which governs ITC eligibility — has been amended to introduce a new condition: ITC may be claimed only in respect of a supply for which the supplier has filed its GSTR-3B return for the relevant tax period. Under the pre-amendment law, ITC was linked to the appearance of the invoice in the GSTR-2B (auto-populated ITC statement). The amendment links ITC availability more directly to the supplier's tax payment, tightening the connection between ITC claims and the actual flow of tax to the government.
Practically, this means that where a supplier files an invoice in GSTR-1 (making it visible in the recipient's GSTR-2B) but does not file GSTR-3B and pay the corresponding tax, the recipient's ITC on that invoice is unavailable until the supplier's GSTR-3B is filed. Recipients must monitor their GSTR-2B monthly and reconcile ITC claims against GSTR-3B filing status — a task that requires either vendor cooperation or automated reconciliation tools. Businesses that have been claiming ITC based solely on GSTR-2B visibility without verifying supplier GSTR-3B status face a reversal exposure under the amendment.
The amendment also revises the time limit for claiming ITC. The extended deadline — previously 30th November of the following financial year — has been changed to 30th November of the year immediately following the financial year to which the supply relates, but with a new provision that any ITC not claimed within this period is absolutely forfeited and cannot be carried forward or set off against future liability. The forfeiture provision eliminates the ambiguity that previously existed about whether unclaimed ITC could be adjusted against notices.
Penalty Rationalisation
Sections 122 and 125 of the CGST Act — which prescribe penalties for various infractions — have been revised to introduce a clearer distinction between technical infractions and substantive fraud. Technical infractions — late filing of returns without tax default, incorrect classification that does not result in underpayment, and typographical errors in e-invoices — now attract a standardised late fee and penalty scale rather than the discretionary penalty under Section 125. The standardised scale reduces the scope for disproportionate penalties in cases of minor procedural non-compliance.
Substantive fraud provisions — under Section 122 — have been strengthened. The definition of "fraud" for GST purposes now explicitly includes the issuance of invoices without actual supply (fake invoices), claiming ITC on fake invoices, and providing false information in GST registrations. Penalties for fraud have been increased to 200% of the tax evaded (from 100%), and the provision for arrest and prosecution under Section 132 now applies to cases where the tax evaded exceeds Rs 2 crore (reduced from Rs 5 crore). This threshold reduction substantially expands the class of cases in which criminal prosecution is available to GST authorities.
Anti-Fraud Measures
The Finance Act 2025 amendments include provisions for the GSTN — the IT backbone of the GST system — to flag taxpayer accounts where data analytics identify patterns consistent with fraudulent ITC claims or round-tripping. Flagged accounts may have their ITC provisionally reversed pending inquiry, without prior show-cause notice. The provisional reversal mechanism — which was used informally by GST authorities before the amendment — has now been given a statutory basis. Businesses that receive provisional ITC reversal notices must respond within 30 days with supporting documentation or the reversal becomes confirmed.
The amendments also introduce biometric Aadhaar authentication as a mandatory step for new GST registrations in certain high-risk sectors — including scrap dealers, iron and steel traders, and freight forwarding agents. Businesses in these sectors seeking fresh GST registration must now complete physical biometric verification at a GST Seva Kendra, which adds 7 to 14 days to the registration timeline in practice.
Impact on Common Business Transactions
For businesses in Delhi NCR's construction and real estate sectors — which have historically faced complex ITC reconciliation issues due to the volume of subcontractor and input service supplier invoices — the amendment's tightened ITC conditions require a robust vendor compliance monitoring programme. Construction companies with large subcontractor bases must either implement automated GSTR-3B filing verification or contractually require suppliers to provide GSTR-3B filing confirmation before payment. For export businesses, the refund mechanism for ITC on input services used in export services remains unchanged, but the new time limit rules mean that refund applications must be filed promptly without reliance on informal carry-forward positions.
Action Items for Delhi NCR Taxpayers
- Implement monthly GSTR-2B and GSTR-3B reconciliation to identify suppliers whose invoices are in GSTR-2B but whose GSTR-3B is unpaid, and hold ITC on those invoices until confirmation.
- Audit unclaimed ITC from FY2023-24 and prior years against the new forfeiture provision and file any permissible claims before the 30 November 2025 cut-off.
- Add GST compliance clauses to vendor contracts — requiring suppliers to file returns on time and provide GSTR-3B filing confirmation on request.
- Train accounts payable teams on the revised ITC conditions and the provisional reversal mechanism — responses to notices must be filed within 30 days.
- Review any ongoing GST investigations or demand notices in light of the revised penalty scale — minor infractions may now attract lower penalties than previously assessed.