Form ST-100.10-I:12/15:Quarterly Schedule Fr Instructions - Sales and Use Tax on Quailifed Motor Fuel and Diesel Motor Fuel: St10010i 2026

1. Click ‘Get Form’ to open it in the editor.
2. Begin by entering your sales tax identification number and legal name as shown on Form ST-100 at the top of each page.
3. In Step 1, summarize the gallons sold or used by categorizing them into regular, mid-grade, and premium for motor fuel, and enter the total for highway diesel motor fuel.
4. Proceed to Step 2 to report gross sales. Include all types of qualified motor fuel and highway diesel motor fuel sold during the quarter, ensuring you do not include sales tax collected.
5. For Steps 3 through 5, calculate taxes based on gallons sold or removed from inventory. Follow the specific instructions for cents-per-gallon rates applicable to your jurisdiction.
6. Complete Step 6 by calculating any credits for prepaid sales tax paid during the period. Ensure you keep records for substantiation.
7. Finally, file your completed Form ST-100.10 along with Form ST-100 by the due date, retaining a copy for your records.

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