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Department of Taxation and Finance

PrompTax Prepaid Sales Tax on Motor Fuel and Diesel Motor Fuel

Payment options

ACH debit How to complete a debit payment transaction.  Contact your bank to make sure you don't have a debit block.
ACH credit Specifications that must be adhered to for a credit payment.
Certified check Where to mail your certified check, and other details.
Fedwire A same-day electronic funds transfer system.
Emergency fedwire Fast payment if you missed a deadline.

Note: See Technical support solutions to view our new minimum browser requirements for credit card and PrompTax payments.

Payment and filing due dates

The filing and tax payment due date is three business days following the 22nd of the month for which you're reporting. (Note that holidays may change the due date.) Deadlines for when you must initiate your transaction differ by payment method. See TR-682-N, Participation Notification and Overview for Electronic Filing and Payment Program (PrompTax).

Base your PrompTax electronic payment transaction on your prepaid sales tax on motor fuel and diesel motor fuel liability for days 1 through 22 of the current month.

  • We must receive your electronic payment no later than three business days following
    day 22 of the month.
  • File Form FT-945/1045, Report of Sales Tax Prepayment on Motor Fuel/Diesel Motor
    Fuel, Form FT-945/1045-A, Monthly Schedule FT, and include your check or money order
    for the balance due for days 23 through the end of the prior month. 
Holidays                                   Non-business days for the determination of tax due dates.

For more help or information