- 7 - v. Commissioner, 50 T.C. 823, 827 (1968), affd. per curiam 412 F.2d 201 (2d Cir. 1969). In pertinent part, section 274(d) provides that no deduction is allowable for “listed property” unless the taxpayer complies with certain strict substantiation requirements. The term “listed property” is defined to include passenger automobiles and other property used as a means of transportation. See sec. 280F(d)(4)(A)(i) and (ii). To substantiate the amount of an automobile expense, the taxpayer must prove the following: (1) The amount of the expenditure (i.e., cost of acquisition); (2) the amount of each business use and the amount of its total use by establishing the amount of its business mileage and total mileage; (3) time (i.e., the date of the expenditure or use); and (4) the business purpose for the expenditure or use. See sec. 1.274-5T(b)(6)(i) through (iii), Temporary Income Tax Regs., 50 Fed. Reg. 46016 (Nov. 6, 1985). If the amount is not substantiated by adequate records or sufficient corroborative evidence, then it is disallowed. See sec. 274(d). As to the “Rules of substantiation”, the temporary regulation provides that taxpayers must substantiate each element of an expenditure or use by adequate records or other sufficient evidence that corroborates his statements. Sec. 1.274-5T(c), Temporary Income Tax Regs., supra. Taxpayers must maintain and produce such substantiation as will constitute proof of eachPage: Previous 1 2 3 4 5 6 7 8 9 10 11 12 13 NextLast modified: March 27, 2008