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Home / Tax & Compliance / GST Advisory
Last updated: 2 October 2026
GST questions come up in every contract, price and invoice. After the September 2025 rate changes, many businesses need to review their classification and pricing. Our team gives practical, documented answers on rates, credit and transaction structures.
Based on the CGST and IGST Acts, GST Council decisions and CBIC notifications. Last updated: 27 September 2026.
Date the new rate structure took effect
Main GST slabs from September 2025
Rate for luxury and sin goods
Classification codes that decide the rate
Invoice Management System for credit
Exports and SEZ supplies
Small classification errors add up across invoices.
Invoices not updated after the September 2025 rate changes.
ITC claimed on items the law blocks.
Price clauses do not deal with rate changes.
Related GST services.
Returns.
Notices.
Customs and other indirect taxes.
Registration.
Your issue and transactions understood.
Documents and data reviewed.
Provisions, notifications and rulings analysed.
Written advice with options.
Invoices, contracts and systems updated.
Changes in law tracked.
GST rules change often — review positions regularly.
Check classification after each Council decision.
Add clauses for rate changes.
Update billing software and HSN masters.
Keep advice and workings on file.
Share your query and our team will reply during business hours.
The main slabs are 5% and 18%, with 40% for luxury and sin goods, plus nil and special rates for some items.
They were largely removed in the rationalisation effective 22 September 2025.
By correct HSN or SAC classification of the goods or services.
A GST portal feature where recipients accept, reject or keep pending supplier invoices before credit flows to GSTR-2B.
Yes, we provide written advice; complex positions may also warrant an advance ruling.
ACS – Director, Expertvuw Management Pvt Ltd
Tax work is handled by Expertvuw’s team. Audits and certifications required by law are issued by independent Chartered Accountants, and representation before tax authorities and tribunals is made by authorised professionals or advocates.