Use this form to: Authenticate electronic Form 720, Quarterly Federal Excise Tax Return, Form 2290, Heavy Highway Vehicle Use Tax Return, or Form 8849, Claim for Refund of Excise Taxes; Authorize the ERO, if any, to transmit via a third-party transmitter; Authorize the intermediate service provider (ISP) to transmit via a third-party transmitter if you are filing online (not using an ERO); and Provide the taxpayer’s consent to authorize an electronic funds withdrawal for payment of federal taxes owed. Current revision Form 8453-EX PDF Recent developments None at this time. Other items you may find useful All Form 8453-EX revisions About Form 2290, Heavy Highway Vehicle Use Tax Return Publication 3112, IRS e-file Application and Participation PDF Publication 4163, Modernized e-File (MeF) Information for Authorized IRS e-file Providers for Business Returns PDF Other current products Related items About Form 720, Quarterly Federal Excise Tax Return About Form 2290, Heavy Highway Vehicle Use Tax Return About Form 8849, Claim for Refund of Excise Taxes