An agency may pay travel and transportation expenses under subsection (a) of this section whether or not the individual selected has been appointed at the time of the travel. In the case of an appointee described in subsection (a)(1) who has performed transition activities under section 3 of the Presidential Transition Act of 1963 (
3 U.S.C. 102 note), the travel or transportation shall take place at any time after the most recent general elections held to determine the electors of the President.