You can deduct your wife's expenses if they were included in her W-2, gross wages. Otherwise, you can only deduct your wife's unreimbursed costs:
Job-related
expenses are located in:
- Federal Taxes
- Deductions & Credits (you may have to select See all
tax breaks)
- Employment Expenses
- Job-Expenses for W-2 Income - continue through the interview, you'll be asked for the vehicle expenses, as well as other expenses that you wife paid for her job.