CMAA (Crane Manufacturers Association of America)

A contained, lined pit or pond used to collect, store, or treat liquid waste on a work site. Subcontractors working near these structures must follow strict handling and access protocols. Improper interaction with surface impoundments can trigger environmental compliance violations and halt operations.

API 653 (American Petroleum Institute Standard 653) governs the inspection, repair, alteration, and reconstruction of above-ground storage tanks. Subcontractors performing tank work must comply with this standard or risk failed inspections and contract penalties. Many operators require certified API 653 inspectors on-site before authorising any tank maintenance scope.

Texas state agency that regulates oil, gas, and pipeline operations. Subcontractors working in Texas must comply with RRC permits, well plugging rules, and environmental requirements. Non-compliance can result in fines or loss of operating authority.

An accredited body that audits and certifies subcontractors under the U.S. Cybersecurity Maturity Model Certification programme. If you handle U.S. defence-related contracts, a C3PAO must verify your cybersecurity practices before you can bid. Without this certification, you may be disqualified from certain federal supply chain work.

A formal engineering assessment that determines whether aging or damaged equipment is safe to keep operating. Subcontractors may be required to conduct or document FFS evaluations before resuming work on pressure vessels, pipelines, or structural components. Results directly affect your scope of work, liability exposure, and project timelines.

A U.S. federal agency that regulates energy production, sets safety standards, and oversees projects involving nuclear, fossil fuel, and renewable energy. Subcontractors working on DOE-funded or DOE-regulated sites must meet strict compliance and security requirements. Contracts tied to DOE projects often include additional reporting obligations and certified personnel requirements.

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.

OSHA 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.

How 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.