Definition. The total sum of money due for the purchase of a good or service that must be paid by the set due date. In relation to taxes, the money owed to the government when required tax amount totals a greater number than total tax payments previously made.efinition. The total sum of money due for the purchase of a good or service that must be paid by the set due date. In relation to taxes, the money owed to the government when required tax amount totals a greater number than total tax payments previously made.
The Internal Revenue Service has set the special per diem rates starting Oct. 1, 2015, which taxpayers can use to substantiate the amount of expenses for lodging, meals, and incidental expenses when traveling away from home.
Current POV reimbursement rates are available on the GSA per diem rate website. A military or government traveler can file on an In And Around Mileage Worksheet while traveling from their lodging establishment to the place of duty by claiming the per diem mileage on their travel voucher.he GSA government travel rates include a Lodging and a separately authorized Meals and Incidentals rate. The two Per Diem Rate categories: Lodging & M&IE (Meals & Incidentals Expense) have a combined maximum per diem rate for each specific TDY Location.