301-10.450—When and from whom may I rent a vehicle for official travel when authorized?
(a)
Your agency must determine that use of a rental vehicle is advantageous to the Government and must specifically authorize such use.
(b)
When authorized to use a rental vehicle, you should consider renting a vehicle from a vendor that participates in the Defense Travel Management Office (DTMO) U.S. Government Car Rental Agreement to avail yourself of the Agreement's benefits, including the insurance and damage liability provisions, unless you are OCONUS and no agreement is in place for your TDY location. The advantages of renting a car through the DTMO rental car program are: