- 8 - Since it is uncontested that petitioner's home office was his principal place of business, we find that car and truck expenses shown to have been incurred by petitioner in traveling between his business office in his home and other business locations are business expenses. See Walker v. Commissioner, 101 T.C. 537, 545 (1993); Wicker v. Commissioner, T.C. Memo. 1986-1. Substantiation Petitioners must show that the amounts claimed are deductible business expenses. Rule 142(a); New Colonial Ice Co. v. Helvering, 292 U.S. 435, 440 (1934); Hradesky v. Commissioner, 65 T.C. 87, 90 (1975), affd. per curiam 540 F.2d 821 (5th Cir. 1976). Failure to prove the exact amount of an otherwise deductible item may not always be fatal, because generally, unless precluded by section 274, we may estimate the amount of such an expense and allow the deduction to that extent. Finley v. Commissioner, 255 F.2d 128, 133 (10th Cir. 1958), affg. 27 T.C. 413 (1956); Cohan v. Commissioner, 39 F.2d 540, 554 (2d Cir. 1930). Section 274(d) provides, however, that no deduction shall be allowed with respect to any "listed property", as defined in section 280F(d)(4), unless the taxpayer substantiates by adequate records or sufficient evidence to corroborate the taxpayer's own testimony: (1) The amount of the expenditure or use based on the appropriate measure (mileage may be used in the case ofPage: Previous 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Next
Last modified: May 25, 2011