Follow the steps to accurately fill out the FIN-400 form.

1. Click ‘Get Form’ button to obtain the form and open it in the editor.
2. Enter the legal business name in the designated field. Ensure that this matches the registration documents for your business.
3. Input your Business Number and Registration Number. These identifiers are crucial for processing your tax return accurately.
4. Indicate whether your business has closed permanently or temporarily. This information is important for tax records.
5. In the Provincial Sales Tax Return Worksheet, start with BOX A. Enter the total sales and leases (excluding PST and GST). This should include all taxable, non-taxable, and exempt sales.
6. For BOX B, enter the total amount of PST that you have collected or are required to collect on these sales and leases. Do not deduct any amounts at this stage.
7. Calculate your commission in BOX C, based on the total PST collectable. Follow the guidelines provided in the form to determine your eligibility for claiming this.
8. Proceed to BOX D and calculate the Net PST Due on Sales and Leases by subtracting BOX C from BOX B. Do not include this box on the Remittance Form.
9. Fill out BOX E with the purchase and lease price of taxable goods and services used for your consumption on which no PST has been paid.
10. In BOX F, enter the PST due on those purchases and leases for your accounting.
11. Calculate the total adjustments in subsequent boxes, ensuring you have the necessary documentation to support these claims.
12. Finally, review all entered information, ensure accuracy, and use the options to save your changes, download, or print the completed form as necessary.

Complete your FIN-400 form online to ensure timely and accurate reporting of your Provincial Sales Tax.