A documented record tracking who handled materials, samples, or equipment at every stage of a job. Subcontractors must maintain this trail to prove proper handling and avoid liability disputes. It is commonly required for soil samples, hazardous materials, and serialised equipment.
Chain-Of-Custody
Related Terms
Walking-Working Surfaces Standard
ComplianceA regulatory standard governing slip, trip, and fall hazards on job sites. Subcontractors must ensure floors, platforms, ladders, and elevated surfaces meet inspection and guarding requirements. Non-compliance can result in stop-work orders or liability exposure on client sites.
Effluent Limitations Guidelines
ComplianceFederal standards that set the maximum pollutant levels allowed in wastewater discharged from your work sites. Subcontractors handling produced water, drilling fluids, or site runoff must meet these limits or face penalties. Always confirm discharge requirements before mobilising to a new site.
Carbon Credits and Offsets
ComplianceTradeable certificates representing one tonne of CO2 reduced or removed from the atmosphere. Large operators purchase these to meet emissions targets, which can flow down as reporting requirements to subcontractors. Tracking your fleet's fuel consumption and emissions data may be required to support client compliance.
Wage and Hour Opinion Letter
ComplianceAn official written guidance issued by a labour authority interpreting how pay rules apply to a specific situation. Subcontractors use these letters to confirm compliance with overtime, rest periods, or classification requirements. They provide legal cover when audited or facing worker disputes.
Building Canada Act
ComplianceFederal legislation funding major infrastructure projects across Canada, creating significant work opportunities for subcontractors in construction and civil works. Projects funded under this Act often carry specific compliance requirements around labour, sourcing, and reporting. Subcontractors bidding on these projects must understand federal procurement rules and documentation obligations.
Controlling Employer
ComplianceThe prime contractor or site owner who directs work conditions and sets safety rules on a multi-employer worksite. As a subcontractor, you may still be cited for hazards even if the controlling employer created them. Knowing who holds this role determines your compliance obligations on any jobsite.
Latest Compliance News
Miners' Union Presses MSHA to Restore Silica Dust Rule Enforcement
United Mine Workers of America president Brian Sanson is demanding MSHA immediately enforce its stalled silica exposure rule, citing new black lung data from coal country. The fight has direct implications for any contractor cutting, drilling or blasting rock and concrete.
2 days agoComplianceOSHA Probes Electrician's Death at Mizzou Stadium Renovation Site
OSHA opened an investigation after a 44-year-old electrical foreman died during a June workplace incident at the University of Missouri's Memorial Stadium renovation project.
2 days agoComplianceCO2 Pipeline Buildout Could Open Major New Market for Pipeline Contractors
Pipeline Technology Journal analysis shows the US aims to grow its CO2 pipeline network up to 20x by 2050, a buildout that could create sustained work for pipeline construction and integrity contractors.
3 days agoComplianceLightning-Sparked Fire Shuts Down Key Oklahoma Fuel Hub, Diesel Prices in Focus
A lightning strike ignited three storage tanks at Explorer Pipeline's Glenpool depot near Tulsa, halting operations at a hub that moves gasoline, diesel, and jet fuel across Texas, Oklahoma, and the Midwest.
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.
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