30 CFR 250.446 : Mineral Resources (§ 1.1 To Parts 1291-1299) — (Parts 200-202 To Parts 591-599) — Bureau Of Safety And Environmental Enforcement, Department Of The Interior (Parts 200-202 To Parts 292-299) — Offshore (§ 250.101 To Part 285) — Oil And Gas And Sulphur Operations In The Outer Continental Shelf (§ 250.101 To § 250.1933) — Oil And Gas Drilling Operations (§ 250.400 To § 250.490) — Blowout Preventer (Bop) System Requirements (§ 250.440 To § 250.451) — What are the BOP maintenance and inspection requirements?

(a) You must maintain and inspect your BOP system to ensure that the equipment functions properly. The BOP maintenance and inspections must meet or exceed the provisions of Sections 17.10 and 18.10, Inspections; Sections 17.11 and 18.11, Maintenance; and Sections 17.12 and 18.12, Quality Management, described in API RP 53, Recommended Practices for Blowout Prevention Equipment Systems for Drilling Wells (incorporated by reference as specified in § 250.198). You must document how you met or exceeded the provisions of Sections 17.10 and 18.10, Inspections; Sections 17.11 and 18.11, Maintenance; and Sections 17.12 and 18.12, Quality Management, described in API RP 53, record the results of your BOP inspections and maintenance actions, and make the records available to BSEE upon request. You must maintain your records on the rig for 2 years from the date the records are created, or for a longer period if directed by BSEE;

(b) You must visually inspect your surface BOP system on a daily basis. You must visually inspect your subsea BOP system and marine riser at least once every 3 days if weather and sea conditions permit. You may use television cameras to inspect subsea equipment.