Large Taxpayer Unit details can be recorded with excise registration details.
To identify your company as an LTU in Tally.ERP 9
1. Click F12: Configure from the Excise registration details screen.
2. Enable the option Enable Large Tax Payer Unit (LTU).
3. Press Ctrl+A.
4. Enable the option Is company a Large Tax payer Unit (LTU)? in the Excise Registration Details screen.
5. Press Ctrl+A to save the configuration.