30 CFR § 250.1903 - Acronyms and definitions.

---
identifier: "/us/cfr/t30/s250.1903"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "30 CFR § 250.1903 - Acronyms and definitions."
title_number: 30
title_name: "Mineral Resources"
section_number: "250.1903"
section_name: "Acronyms and definitions."
chapter_name: "BUREAU OF SAFETY AND ENVIRONMENTAL ENFORCEMENT, DEPARTMENT OF THE INTERIOR"
subchapter_number: "B"
subchapter_name: "OFFSHORE"
part_number: "250"
part_name: "OIL AND GAS AND SULPHUR OPERATIONS IN THE OUTER CONTINENTAL SHELF"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "30 U.S.C. 1751, 31 U.S.C. 9701, 33 U.S.C. 1321(j)(1)(C), 43 U.S.C. 1334."
regulatory_source: "76 FR 64462, Oct. 18, 2011, unless otherwise noted."
cfr_part: "250"
---


# 250.1903 Acronyms and definitions.

Definitions listed in this section apply to this subpart and supersede definitions in API RP 75, Appendices D and E; COS-2-01, COS-2-03, and COS-2-04; and ISO/IEC 17011 (incorporated by reference as specified in § 250.198).

(a) *Acronyms* used frequently in this subpart have the following meanings:

*AB* means Accreditation Body,

*ASP* means Audit Service Provider,

*CAP* means Corrective Action Plan,

*COS* means Center for Offshore Safety,

*EPP* means Employee Participation Plan,

*ISO* means International Organization for Standardization,

*JSA* means Job Safety Analysis,

*MODU* means Mobile Offshore Drilling Unit,

*OCS* means Outer Continental Shelf,

*SEMS* means Safety and Environmental Management Systems,

*SWA* means Stop Work Authority,

*USCG* means United States Coast Guard, and

*UWA* means Ultimate Work Authority.

(b) *Terms* used in this subpart are listed alphabetically as follows:

*Accreditation Body (AB)* means a BSEE-approved independent third-party organization that assesses and accredits ASPs.

*Audit Service Provider (ASP)* means an independent third-party organization that demonstrates competence to conduct SEMS audits in accordance with the requirements of this subpart.

*Corrective Action Plan (CAP)* means a scheduled plan to correct deficiencies identified during an audit and that is developed by an operator following the issuance of an audit report.

*Personnel* means direct employee(s) of the operator and contracted workers.

*Ultimate Work Authority (UWA)* means the authority assigned to an individual or position to make final decisions relating to activities and operations on the facility.

[76 FR 64462, Oct. 18, 2011, as amended at 78 FR 20440, Apr. 5, 2013]