[Code of Federal Regulations] [Title 41, Volume 4] [Revised as of July 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 41CFR301-2.1] [Page 23] TITLE 41--PUBLIC CONTRACTS AND PROPERTY MANAGEMENT CHAPTER 301--TEMPORARY DUTY (TDY) TRAVEL ALLOWANCES PART 301-2_GENERAL RULES--Table of Contents Sec. 301-2.1 Must I have authorization to travel? Sec. 301-2.1 Must I have authorization to travel? 301-2.2 What travel expenses may my agency pay? 301-2.3 What standard of care must I use in incurring travel expenses? 301-2.4 For what travel expenses am I responsible? 301-2.5 What travel arrangements require specific authorization or prior approval? Authority: 5 U.S.C. 5707; 31 U.S.C. 1353; 49 U.S.C. 40118. Source: FTR Amdt. 70, 63 FR 15955, Apr. 1, 1998, unless otherwise noted. Yes, generally you must have written or electronic authorization prior to incurring any travel expense. If it is not practicable or possible to obtain such authorization prior to travel, your agency may approve a specific authorization for reimbursement of travel expenses after travel is completed. However, written or electronic advance authorization is required for items in Sec. 301-2.5 (c), (i), (n), and (o) of this part. [[Page 24]]