Instructions for Form ST-100, New York State and Local Quarterly Sales and Use Tax Return, For 1st q 2026

1. Click ‘Get Form’ to open it in the editor.
2. Begin by entering your identification number and name on page 1 of the return. Ensure that this information is accurate as it is crucial for processing.
3. In Step 1, report your gross sales and services in box 1. This includes all taxable, nontaxable, and exempt sales from your business locations.
4. If you have no taxable sales to report, complete Step 1 and write 'none' in boxes 12, 13, and 14 in Step 3 on page 3.
5. Proceed to Step 2 if you are filing a final return. Mark the appropriate box indicating whether this is your final return due to business closure or change of entity type.
6. In Step 3, calculate your sales and use taxes based on the jurisdiction where sales occurred. Report each sale accurately to avoid discrepancies.
7. Complete Steps 4 through 9 as instructed, ensuring all calculations are correct before submitting your form.

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