CFR > Title 46 - Shipping > CHAPTER II—MARITIME ADMINISTRATION, DEPARTMENT OF TRANSPORTATION > SUBCHAPTER C—REGULATIONS AFFECTING SUBSIDIZED VESSELS AND OPERATORS (parts 249 to 296) > PART 252—OPERATING-DIFFERENTIAL SUBSIDY FOR BULK CARGO VESSELS ENGAGED IN WORLDWIDE SERVICES > SUBPART E—Subsidy Payment and Billing Procedures (§252.40 to §252.42)