A temporary duty assignment ( TDA ), Also Known As ” temporary duty travel ” ( TDT ), ” temporary additional duty ” ( TAD ) in the Navy and Marine Corps (or TDI for ” temporary duty under instruction ,” referring to training assignments) , or ” temporary duty ” ( TDY ) in the Army and Air Force Refers to a United States Government employee travel assignment at a location other than the employee’s permanent duty station. This type of second is usually relatively short duration, typically from two days to 179 days in length. Not all agencies use this designation. Some government agencies include the Defense Department .  Those agencies that do not mandate a six-month limit to consider Permanent Change of Station (PCS).
Temporary duty assignments usually come with per diem pay, covering lodging , meals , and incidental expenses.  Many of the employees who work for the TDA have been working on the project. However, the hotel does not have an elevator. The staff is very friendly and helpful. TOMORROW, TURKEY, TURKEY, TORONTO, ONTARIO, TORONTO, ONTARIO, M5H3Y2 WARES: Money on a personal credit card .
Some rentals-have furnished apartments for long-term stay. These apartments have fully equipped kitchens so TDA recipients have the option to cook rather than always eat out, and some may have free washing machines and clothes dryers .
Some government agencies consider any assignment over 45 days as an extended TDA, which allows the employee to be reimbursed for part of the expenses before the end of the assignment.  
- Jump up^ Army Regulation 614-11: Temporary Duty (TDY)
- Jump up^ GSA Per Diem FAQ
- Jump up^ http://www.defensetravel.osd.mil/ppWBT/traveler_before/extended_TDY.htm
- Jump up^ Extended TDY – Details,NSSCCustomer Service, NSSC Customer Satisfaction & Communications Office