Code of Federal Regulations Title 41. Public Contracts and Property Management § 41.301–70.1 How must we administer the authorization and payment of travel expenses?

(a) Must limit the authorization and payment of travel expenses to travel that is necessary to accomplish your mission in the most economical and effective manner, under rules stated throughout this chapter;

(b) Should give consideration to budget constraints, adherence to travel policies, and reasonableness of expenses;

(c) Should always consider alternatives, including teleconferencing, prior to authorizing travel;  and

(d) Must require employees to use the ETS to process travel authorizations and claims for travel expenses once you migrate to the ETS, but no later than September 30, 2006, unless an exception has been granted under § 301–73.102 or § 301–73.104 of this chapter.