CFR › Title 46 › Part 154 › §154.174046 CFR §154.1740Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy linkWhen a vessel is carrying vinyl chloride, the master shall ensure that:(a)Section 154.1818 is met; or(b)Section 154.1710 is met, and the oxygen content of inert gas is less than 0.1% by volume.