Guides
How to actually do the job
Straight answers to the things businesses get stuck on — filing a return, protecting input credit, knowing whether this consignment needs an e-Way Bill, getting years of books out of old software. Each one is written to be useful whether or not you ever use Zembook.
Reviewed August 2026. These describe general GST practice and are not tax advice — rules change by notification and several vary by state.
- How to file GSTR-1For anyone filing their own returns, or checking what their accountant filed.GSTR-1 is the statement of what you sold. It is where your outward supplies are declared, invoice by invoice for B2B and in summary for B2C, and it is what your customers' input tax credit is built from - which is why an error here becomes their problem as well as yours.Read the guide →
- GSTR-2B reconciliation, and why it is the one that pays for itselfIf you claim input tax credit, this is the check that decides whether you keep it.GSTR-2B is a statement the portal generates for you each month, listing the input tax credit available from what your suppliers actually filed. Your books, meanwhile, list the credit you think you have. Reconciliation is putting those two side by side - and the gap between them is real money.Read the guide →
- When is an e-Way Bill required?For anyone despatching goods and unsure whether this consignment needs one.An e-Way Bill is an electronic document for the movement of goods, generated on the government's own portal before the goods move. The rule most people remember is the fifty-thousand-rupee consignment value - which is right as far as it goes, and misses the parts that actually catch people out.Read the guide →
- Reverse charge under GST, in plain termsFor anyone who has seen 'RCM' on a bill and is not sure what they are supposed to do.Normally the seller collects GST from you and pays it to the government. Under reverse charge, that is inverted: you, the buyer, pay the tax directly to the government instead of paying it to the seller. The supply is the same; only who deposits the tax changes.Read the guide →
- How to move your books out of TallyFor anyone changing software and worried about the years already in there.The fear that keeps most businesses on software they have outgrown is not the new software - it is the years of books already in the old one. Your Tally data is exportable, the export is complete, and the migration can be checked figure by figure before you trust it. Here is how to do it without holding your breath.Read the guide →