https://help.tallysolutions.com/docs/te9rel65/Tax_India/tcs/getting-started-with-tcs.htm

Enabling TCS

To get started, you have to enable the Tax Collected at Source (TCS) module in Tally.ERP 9 and enter your company's registration details.

1. Go to Gateway of Tally > F11: Features > Statutory and Taxation .

2. In the Company Operations Alteration screen, set Enable Tax Collected at Source (TCS) to Yes .

3. Enable the option Set/alter TCS details . The Company Operations Alteration screen appears as shown below:

4. Enter the TAN registration number .

5. Enter the Tax Deduction Account Number (TAN) .

6. Select the Collector Type .

7. Enable the option Set/alter details of person responsible .

8. Enter the relevant details.

9. Press Enter .

10. Enable Ignore IT Exemption Limit , if required.

11. Press Enter . The TCS Collector Details screen appears as shown below:

12. Press Ctrl+A to save the details.

For more TCS configurations, click here .