CFR › Title 33 › Part 168Part 168 — Escort Requirements for Certain Tankers§ 168.01— Purpose.§ 168.05— Definitions.§ 168.10— Responsibilities.§ 168.20— Applicable vessels.§ 168.30— Applicable cargoes.§ 168.40— Applicable waters and number of escort vessels.§ 168.50— Performance and operational requirements.§ 168.60— Pre-escort conference.