BillBabu Blog
Plain guides for Indian shop owners on GST bills, HSN codes, quotations, party ledger and stock, with worked examples.
Since 22 September 2025, India has three main GST slabs: 5%, 18% and 40%, plus 0% for essentials. Here is what moved where, a rate list for common items with HSN codes, and how to update your bills.
Sell inside your own state and you charge CGST plus SGST. Sell to another state and you charge IGST. Here is the difference, how to decide for each bill, and worked ₹ examples at 5% and 18% GST.
How to register for GST online in India — eligibility, documents required, application process on the GST portal, and timelines explained.
GST invoices, billing & reports — built for Indian small businesses.