A site where two or more employers operate simultaneously, such as an owner, general contractor, and subcontractors. Each party carries shared safety obligations under provincial OHS legislation. Subcontractors must understand their specific duties and how site control affects liability.
Multi-Employer Worksite
Related Terms
Protest (customs)
ComplianceA formal dispute filed against a customs ruling, such as import duties charged on tools or equipment crossing the border. Subcontractors use protests to recover overbilled duties on temporarily imported gear. Filing deadlines are strict, so act quickly after receiving a customs decision.
Labour Law § 240 (scaffold Law)
ComplianceA New York State law holding property owners and general contractors strictly liable for gravity-related injuries on elevated worksites. As a subcontractor, you may share liability if you control the work where the injury occurs. Proper scaffold safety protocols and clear contract language are critical to managing your exposure.
Reauthorization
ComplianceFormal renewal of a previously approved work permit, purchase order, or scope of work that has expired or exceeded its original limits. Subcontractors must secure reauthorization before continuing work to avoid unpaid labour exposure. Delays in reauthorization can stall field crews and disrupt project schedules.
Dig-In
ComplianceAn accidental strike on a buried utility, pipeline, or cable during excavation work. For subcontractors, a dig-in can trigger work stoppages, liability claims, and regulatory investigations. Always confirm locate tickets are current before any ground disturbance.
Corrective Action
ComplianceA documented response to a safety incident, audit finding, or client complaint that outlines steps taken to fix the root cause. Subcontractors are often required to submit corrective action reports to maintain contract standing. Failure to close them out on time can result in suspension from a client's approved vendor list.
General Duty Clause
ComplianceA provision in occupational health and safety legislation requiring employers to protect workers from recognised hazards, even when no specific regulation exists. For subcontractors, this means you can be cited for unsafe conditions on site regardless of client-controlled environments. It applies to your workers whether you own the worksite or not.
Latest Compliance News
Oshawa GO Station Expansion Breaks Ground, Adding Track and Platform Packages
Construction has started on a major expansion of Durham College Oshawa GO Station, adding two tracks, new platforms, and pedestrian bridges to support two-way, all-day GO service, Daily Commercial News reports.
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NIOSH and CPWR published a new toolbox talk urging crane, lift and ladder crews to keep 20 feet of clearance from overhead power lines after a fatal crane incident on a school jobsite.
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The U.S. Chemical Safety Board's ongoing probe into a fatal April 2026 hydrogen sulfide release at Catalyst Refiners in Institute, West Virginia, found workers lacked gas monitors and proper respirator filters during decommissioning work.
9 days agoRelated Guides
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.
Compliance GuideWhen 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 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.
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