{"data":{"id":"us/33-cfr-157.136","jurisdiction":"us","citation":"33 CFR 157.136","heading":"Two-way voice communications.","body":"Each tank vessel having a COW system under § 157.10(e), § 157.10a(a)(2), or § 157.10c(b)(2) must have a means that enables two-way voice communications between the main deck watch required under § 157.168 and each cargo discharge control station.","path":["Title 33—Navigation and Navigable Waters","CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY","SUBCHAPTER O—POLLUTION","PART 157—RULES FOR THE PROTECTION OF THE MARINE ENVIRONMENT RELATING TO TANK VESSELS CARRYING OIL IN BULK","Subpart D—Crude Oil Washing (COW) System on Tank Vessels"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-33.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:25:35Z","sha256":"09ffa86686ec6619a7f1fb056a5b40fef68a537de7c45cd380a6fce51786be1d","source_id":"us-cfr","stale":true,"prev":"us/33-cfr-157.134","next":"us/33-cfr-157.138"},"notice":"GroundRules: Original legal text. Not legal advice."}