No expenses can be claimed without Receipt. Else the Amount reimbursed, technically is taxable.Common Travel Expenses ; Airfare, A paid itemized receipt including: 1. The departure and arrival city 2. There are several of these, and each expense deducted will need an associated receipt to protect your company in the event of an IRS audit. 2021 North Carolina Business Travel Expenses Details. When original receipts have been lost or are otherwise unavailable, travelers must submit Finance Form 1252.3. 5.1.7 Excess Lodging​​ A "Travel Authorization Form" (form OC10) must be completed and approved in advance for each trip involving excess.