CFR › Title 8 › Part 273Part 273 — Carrier Responsibilities at Foreign Ports of Embarkation; Reducing, Refunding, or Waiving Fines Under Section 273 of the Act§ 273.1— General.§ 273.2— Definition.§ 273.3— Screening procedures.§ 273.4— Demonstration by carrier that screening requirements were met.§ 273.5— General criteria used for reduction, refund, or waiver of fines.§ 273.6— Memorandum of Understanding.