CFR › Title 46 › Part 154 › §154.53846 CFR §154.538Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy linkA cargo transfer connection must have a:(a)Remotely controlled quick-closing shut-off valve that meets §§ 154.540 and 154.544; or(b)Blank flange.