Submitting Expense Report. When travelling for business purposes, not only the transporation portion is deductible, but also lodging while away as well as meals.Travel expenses are the ordinary and necessary expenses of traveling away from home for your business, profession, or job. Lodging, per diem and incidental expenses incurred in performance of. Only expenses incurred on the days the traveler is on Maricopa business will be reimbursed. Business travel expenses can save you money at tax time! Learn about deductible travel expense rules and maximize your savings today. Business travel deductions are available when employees must travel away from their tax home or main place of work for business reasons.