A person who has paid and reported a section 4081 tax to the government on taxable fuel uses Schedule 5 (Form 8849) to claim a refund of that tax if a prior section 4081 tax on that fuel has also been paid and reported to the government. Current Revision Schedule 5 (Form 8849) PDF Recent Developments None at this time. Other Items You May Find Useful All Schedule 5 (Form 8849) Revisions PDF About Form 8849, Claim for Refund of Excise Taxes About Publication 510, Excise Taxes (Including Fuel Tax Credits and Refunds) Other Current Products