First, you need to find out the travel policies and procedures from HR or accounts payable. Employers can deduct travel expenses paid or incurred during a temporary work assignment if the assignment length does not exceed one year.Original receipts must be provided for all air, lodging, and rental car expenses. Common Travel Expenses ; Airfare, A paid itemized receipt including: 1. The departure and arrival city 2. You can deduct travel expenses only if you are traveling away from home in connection with the pursuit of an existing business. If you do not receive any of those benefits, then you may be required to fill out the Civil. You can also deduct the expenses for public transportation, such as subways, trams, and buses, you use for business purposes. What Sales and Use Tax is Due? Welcome to NC Quick Pass!