Business travel is tax deductible! Every dollar you spend on travel related to your business may help you legally save on taxes.Expenses related to a companion traveling or attending a business meal (whether a companion of an Employee or Non-employee) are an allowable expense. 1 Fill out Travel Request Form and submit to Department Head for review. Per diem is an allowance for lodging, meals, and incidental expenses. The US General Services Administration (GSA) establishes the per diem reimbursement rates. 1508.1. Traveling expenses on business of town, city or county. 1. Log into the AccessVA portal. Everyone pay their way. For transportation, if you are flying pay your own ticket and driving split the gas expense with your friends.