CFR › Title 46 › Part 197 › §197.21046 CFR §197.210Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy linkThe name of the diving supervisor for each commercial diving operation shall be—(a)Designated in writing; and(b)Given to the person-in-charge prior to the commencement of any commercial diving operation.