Key GST rules effective from April 1, 2025, in India include mandatory Input Service Distributor (ISD) registration for businesses with multiple registrations under one PAN to distribute credit. Other major changes involve mandatory Multi-Factor Authentication (MFA) for all taxpayers, stricter E-Way bill validity (180-360 days), and tighter GSTR-7 filing rules.
From April 1, 2025, Input Service Distributor (ISD) registration will be compulsory for businesses having multiple Goods & Services Tax Identification Numbers (GSTINs). The time limit for the validity of an E-Way bill will be 180 days, and it can be extended to 360 days.
GST and HST Payment Dates for 2025-2026
July 4, 2025 (first increased payment) October 3, 2025. January 5, 2026. April 3, 2026.
e-Invoice Time Limit: From April 1, 2025, businesses with an Annual Aggregate Turnover (AATO) of Rs. 10 crore+ must upload e-invoices to the Invoice Registration Portal (IRP) within 30 days. It reduces the chances of fake GST invoices, allowing only genuine input tax credit claims.
As of 2025, the GST rate in Singapore is 9% for all taxable goods and services (except for nil-rated). With the GST rate change, as laid out by the Inland Revenue Authority of Singapore (IRAS), it has become even more important to be at par with the recent amendments.
GST Voucher – Cash
You must be aged 21 and above in 2025; Your Income Earned in 2023 as assessed by IRAS (Assessable Income (AI) for the Year of Assessment (YA) 2024) must not exceed $39,000; The Annual Value (AV) of your home (as indicated on your NRIC) as at 31 December 2024 must not exceed $31,000; and.
The New GST Rate Structure
Any supplier of a taxable service who is an insurer, banking company, financial institution, or Non-banking financial company is exempt from the applicability of e-invoicing. When the supplier is a goods transport agency providing services related to the transportation of goods by road in a goods carriage.
The taxpayer will be required to pay interest on late payment of GST at a rate of 18% annually in addition to the late payment penalty. Further, the period of interest payment will be calculated starting on the filing deadline and ending on the day that the payment is actually paid.
New E-Way Bill Rules (2025): 180-Day Invoice
From January 1, 2025, businesses can hold e-way bills only for bills received in the last 180 days.
Here's what you need to know about the relevant threshold and how it affects your business or enterprise. The GST threshold for 2025 is $75,000 in annual GST turnover for most businesses. If your GST turnover exceeds this amount in any rolling 12-month period, you must register for GST within 21 days.
The goods and services tax/harmonized sales tax (GST/HST) credit is a tax-free quarterly payment for individuals and families with low and modest incomes to help offset the GST or HST they pay. It may also include payments from provincial and territorial programs.
Payment amounts are recalculated every July
For example, the information from your 2024 tax return determines the GST/HST credit amount you get for the payment period from July 2025 to June 2026. You could get up to: $533 if you are a single individual. $698 if you are married or have a common-law partner.
Several major income tax changes are scheduled to take effect from April 1, 2025. These revisions include changes to tax slabs and the implementation of a rebate up to Rs. 60,000.
For the July 2025–June 2026 benefit year, the maximum annual GST amounts are: $533 – Single individual. $698 – Married or common-law couples. $184 – Per eligible child under 19.
With effect from 1stApril 2025, a major change is being made mandatory under the GST regime—businesses distributing Input Tax Credit (ITC) on common input services across multiple GST registrations must register as an Input Service Distributor (ISD).
Under the GST law, penalty for late filing of GST returns include a late fee of Rs. 50 per day (Rs. 25 each under CGST and SGST) for delayed return filing, capped at Rs. 5,000, and an interest rate of 18% per annum on outstanding tax amounts.
For GST, the CRA filing and payment deadline is 3 months after your fiscal year end. For GST filed and paid annually, the CRA payment deadline is April 30 and the filing deadline is June 15. For GST filed and paid monthly and quarterly, the CRA filing and payment deadline is one month after the reporting period.
It depends on the type of GST registration and turnover of the taxpayer. Taxpayers with a turnover of less than Rs. 5 crore can opt to file GST return on a quarterly basis, while taxpayers with a turnover of more than Rs. 5 crore have to file GST returns on a monthly basis.
The e-invoicing system is mandatory for all B2B and B2G businesses with an annual aggregate turnover exceeding Rs. 5 crore. Starting 1 April 2025, businesses with an AATO of Rs. 10 crore or more must upload their invoices to the IRP within 30 days of issuance.
The following category of tax persons are exempted from payment of 1% of GST in Cash 1. Registered taxpayers who have paid income tax above Rs 1.00 in Income Tax during the last two years continuously 2. Taxpayers who have zero-rated supplies without payment of duty and claimed refund of more than Rs 1.00 lac 3.
As there is no federal mandate for e-Invoicing, there are currently no specific penalties for non-compliance. However, in states where e-Invoicing is required for B2G transactions, failure to comply could result in delays in payment or rejection of invoices.
Key GST Compliance Rules FY 2025–26 (With Legal Backing)
Timely filing of returns (GSTR-1, GSTR-3B, GSTR-9): Delays can trigger cancellation under Rule 21A. Correct HSN Code usage: Mandatory for B2B invoices exceeding ₹50 lakh, per Notification No. 78/2020–Central Tax.
Using the wrong tax codes or accounting method
Many GST mistakes are the result of using incorrect tax codes or the wrong accounting method: Tax codes: If a GST-free sale is coded as taxable in your accounting system, you'll pay GST unnecessarily. If a taxable sale is coded GST-free, you'll underpay.
For any standard-rated supplies of goods or services that you make on or after 1 Jan 2024, you must charge GST at 9%. For instance, if you issue an invoice and receive payments for your supply on or after 1 Jan 2024, you must account for GST at 9%.