- 6 - Memo. 1990-611. The deduction is allowed for the taxable year in which the property is placed in service. Sec. 179(a). If the property is used for trade or business as well as other purposes, the portion of the cost of the property attributable to the trade or business use is eligible for expensing under section 179 if more than 50 percent of the property’s use is for trade or business purposes. See sec. 1.179-1(d)(1), Income Tax Regs.; see also Whalley v. Commissioner, T.C. Memo. 1996-533. For 2001, respondent determined that 35 percent of the Astro Van’s use was for trade or business purposes. Petitioner, in contrast, contends that the business use was 63.88 percent. To support her contention, petitioner introduced, inter alia, a document titled “Weekly Expenses” that includes notations such as “Vallejo/SF 18th”, “San Leandro 9/22”, and “Riverside 5 - 7th”. According to petitioner, these notations represent business trips taken in the Voyager or the Astro Van. The document does not indicate the distance between petitioner’s home and the destinations listed, however, nor does it describe the purpose of the trips. In addition, it is not always clear whether a particular trip was made in the Voyager or the Astro Van. We also note that petitioner indicated Riverside, California, was approximately a 500-mile round trip from her home. When asked how it was economically feasible to travel that distance for her cleaning business, petitioner explained that shePage: Previous 1 2 3 4 5 6 7 8 9 10 11 12 NextLast modified: November 10, 2007