CCO (Certified Crane Operator)

A U.S. Treasury agency that enforces sanctions against designated countries, companies, and individuals. Subcontractors must screen clients and vendors against OFAC lists before accepting contracts or payments. Working with a sanctioned party can result in severe fines and contract termination.

A mandatory process that verifies a respirator forms a proper seal on a worker's face before site entry. Subcontractors must ensure all crew members have current fit-test records matching their assigned respirator make and model. Many operators require documentation on file before issuing site access.

California's state workplace safety regulator, enforcing standards that often exceed federal OSHA requirements. Subcontractors working on California job sites must comply with Cal/OSHA rules, not just federal ones. Non-compliance can result in fines, stop-work orders, and disqualification from future contracts.

A contractual or regulatory rule requiring subcontractors to hire local workers, source materials locally, or partner with regional firms. Non-compliance can disqualify you from bidding or trigger contract penalties. Common on projects funded by governments or national oil companies.

A formal written authorisation required before performing any work that produces heat, sparks, or open flame on a job site. Subcontractors must obtain this permit before welding, cutting, or grinding near flammable materials. Site supervisors issue and sign off on these permits, and work must stop if conditions change.

A documented system requiring subcontractors to isolate and de-energise equipment before maintenance or service work begins. It defines lockout/tagout procedures, worker responsibilities, and verification steps. Prime contractors often audit subcontractor programs before awarding site access.

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