41 CFR § 302-2.23
May I receive an advance of funds for my travel and transportation expenses?
June 9, 2020
Yes, you may receive an advance of funds for your travel and transportation expenses, as prescribed by your agency, except for overseas tour renewal agreement travel.
[FTR Amdt. 98, 66 FR 58196, Nov. 20, 2001. Redesignated by FTR Amdt. 2011-01, 76 FR 18336, Apr. 1, 2011, and further redesignated by FTR Amdt. 2014-01, 79 FR 49644, Aug. 21, 2014]