[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: 41CFR301-70.103] [Page 73] TITLE 41--PUBLIC CONTRACTS AND PROPERTY MANAGEMENT CHAPTER 301--TEMPORARY DUTY (TDY) TRAVEL ALLOWANCES PART 301-70_INTERNAL POLICY AND PROCEDURE REQUIREMENTS--Table of Contents Subpart B_Policies and Procedures Relating to Transportation Sec. 301-70.103 In what circumstance may we authorize use of ship service? Travel by ship is not generally regarded as advantageous. You must determine that the advantages accruing from the use of ocean transportation offset the higher costs associated with ship travel, i.e., per diem, transportation, and lost worktime.