- 13 - therefore, we are confident that the cost of insurance on the pickup truck was at least $19.16 per month in 2002. Consequently, we will allow an insurance expense deduction for Robco vehicles of $459.84, consisting of $19.16 per vehicle per month. In addition to depreciation and insurance expenses for Robco vehicles, petitioners claimed a $1,708 deduction for car and truck expenses. In the case of traveling expenses and certain other expenses, such as entertainment, gifts, and expenses relating to the use of listed properties, including passenger vehicles and other property used as a means of transportation, computers, and cellular phones under section 280F(d)(4)(A), section 274(d) imposes stringent substantiation requirements to document particularly the nature and amount of such expenses. For such expenses, substantiation of the amounts claimed by adequate records or by other sufficient evidence corroborating the claimed expenses is required. Sec. 274(d); sec. 1.274-5T(a), Temporary Income Tax Regs., supra. To meet the adequate records requirements of section 274(d), a taxpayer “shall maintain an account book, diary, log, statement of expense, trip sheets, or similar record * * * and documentary evidence * * * which, in combination, are sufficient to establish each element of an expenditure”. Sec. 1.274-5T(c)(2)(i), Temporary Income Tax Regs., 50 Fed. Reg. 46017 (Nov. 6, 1985). These substantiation requirements are designed to encourage taxpayers to maintainPage: Previous 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 NextLast modified: November 10, 2007