Cal/osha (california Division of Occupational Safety and Health)

A formal process where subcontractors identify and evaluate site-specific risks before work begins. It documents potential dangers, required controls, and responsible parties. Most client operators require a completed hazard assessment before issuing a work permit.

The gradual deviation from approved work methods or safety protocols, often through small, unnoticed shortcuts. For subcontractors, it creates serious liability exposure during audits or incident investigations. Clients may withhold payment or terminate contracts if drift is found during site inspections.

Legally required costs to decommission and remediate a site at end of life, such as plugging wells or removing infrastructure. Operators budget ARO years in advance, which can create late-project work opportunities for subcontractors. Understand how ARO timelines affect contract scope, since decommissioning work often has strict regulatory deadlines.

The leading industry organisation that develops technical standards, safety protocols, and equipment specifications that subcontractors must follow when working on oil and gas projects. API certifications and compliance with API standards are often mandatory requirements in service contracts and can affect your ability to bid on projects.

Testing method used to inspect welds, pipes, and structures for defects without damaging the material. Subcontractors performing NDE must hold recognised certifications such as CGSB or ASNT. Clients often require NDE sign-off before authorising progress payments or work acceptance.

A licensed intermediary who handles import and export paperwork for equipment and materials crossing international borders. Subcontractors moving tools or machinery into Canada or the U.S. often hire one to avoid costly delays. They ensure duties, tariffs, and compliance documents are filed correctly.

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