Generally you can claim for Refund of Excise Taxes using the Form 8849 and using the appropriate schedules as below:
Use Schedules 1, 2, 3, 5, and 8 to claim certain fuel related refunds such as nontaxable uses (or sales) of fuels. Form 8849 lists the schedules by number and title.
Use Schedule 6 for claims not reportable on Schedules 1, 2, 3, 5, and 8, including refunds of excise taxes reported on:
ExpressTruckTax.com offers E-Filing of Form 8849 Schedule 6 and E-Filing option for other schedules are on the way. Using ExpressTruckTax, you can E-File Form 8849 for claiming refunds for taxes reported on Form 2290 and Form 720. It's a very smart application in that, when the credits on your Form 2290 exceeds the tax due, will automatically generate Form 8849 with offset credits from Form 2290.
We also offer bundle pricing so that you can E-File both Form 2290 and Form 8849 for one low price.