301-2.2—What travel expenses may my agency pay?

Your agency may pay only those expenses essential to the transaction of official business, which include:

(a) Transportation expenses as provided in part 301-10 of this chapter ;

(b) Per diem expenses as provided in part 301-11 of this chapter ;

(d) Travel expenses of an employee with special needs as provided in part 301-13 of this chapter.

CFR