A licensed physician who reviews and verifies workplace drug test results before they are reported to an employer. Subcontractors must use an MRO-approved process to meet site access and compliance requirements. Failed or unverified MRO results can pull workers from the field immediately.
MRO (Medical Review Officer)
Related Terms
HOP (Human and Organizational Performance)
ComplianceA safety framework recognising that human error is normal and systems should be designed to reduce its impact. For subcontractors, HOP shifts blame away from individual workers toward process and organisational failures. Clients may require HOP-aligned incident reviews and pre-task planning on their worksites.
CCR (Coal Combustion Residuals)
ComplianceSolid and liquid waste materials produced by coal-fired power plants, including fly ash, bottom ash, and scrubber sludge. Subcontractors handling CCR sites must follow strict federal regulations governing storage, disposal, and remediation. Improper handling can trigger significant liability, so verify site-specific CCR compliance requirements before mobilising.
National Cosh (national Council for Occupational Safety and Health)
ComplianceA U.S.-based advocacy network pushing for stronger worker safety standards across industries, including oil and gas and construction. Subcontractors should monitor their policy campaigns, as recommendations often influence OSHA regulations affecting field operations. Their resources can help companies identify emerging compliance risks before they become enforceable requirements.
LOTO (Lockout/tagout)
ComplianceA mandatory safety procedure requiring subcontractors to physically lock and label energy sources before servicing equipment. It prevents accidental startup during maintenance work. Site operators often require proof of worker LOTO certification before mobilisation.
DBE (Disadvantaged Business Enterprise)
ComplianceA certification recognising businesses owned by minorities, women, or economically disadvantaged individuals. Prime contractors on federally funded projects often must subcontract a percentage of work to certified DBEs. Holding DBE status can open doors to set-aside contracts and preferred bidder programmes.
Exposure Profile
ComplianceA summary of the financial, safety, and liability risks a subcontractor faces on a given project or contract. It helps field service companies assess whether insurance coverage, bonding, and safety protocols are adequate. Reviewing your exposure profile before mobilising can prevent costly gaps in protection.
Latest Compliance News
Texas RRC Plugs Six Orphaned Gas Wells in Baffin Bay Coastal Waters
The Texas Railroad Commission has launched a plugging project targeting six leaking orphaned gas wells near Corpus Christi, backed by $100 million in state legislative funding and $3 million from the Texas General Land Office.
2 days ago ComplianceNorth Carolina Ends Penalty Reductions in Fatal Worker Cases
North Carolina has eliminated its "death discount" policy, meaning employers will now face full OSHA penalties when workplace safety violations cause a worker fatality. Learn what this means for subcontractors operating in the state.
3 days ago ComplianceTetra Tech Tapped to Modernize Spillways at Two Columbia River Dams
Tetra Tech has been selected as lead design engineer for a multi-year spillway modernization project at Rock Island Dam and Rocky Reach Dam in Washington state, signaling active hydropower infrastructure work for civil and specialty subcontractors in the Pacific Northwest.
4 days ago ComplianceColorado Bans PPE Cost Deductions from Worker Wages
Colorado Governor Jared Polis signed S.B. 26-160 on June 3, prohibiting employers from deducting the cost of most required PPE from worker wages, with fines up to $200 per employee per week for violations.
5 days agoRelated Guides
When a Jobsite Incident Happens: What Field Workers Need to Know Before Signing Anything
What to do after a jobsite injury or incident, what your rights are before signing incident reports, how workers' compensation works, and how to protect yourself on multi-employer worksites.
Compliance GuideOSHA Citations on Multi-Employer Worksites: What Subcontractors Need to Know
Learn how OSHA's multi-employer citation policy works, why subcontractors get cited for hazards they didn't create, and how to protect your company on operator-controlled job sites.
Compliance GuideHow to Read and Negotiate an Oilfield Master Service Agreement (MSA): A Subcontractor's Guide
Learn which MSA clauses actually matter for oilfield subcontractors: indemnity, insurance, payment terms, and change orders. Know what you're signing.
Stay sharp on field operations
Industry news and insights, delivered to your inbox.
Subscribe to FieldNews