A formal approval process required before altering scope, personnel, equipment, or procedures on a worksite. Subcontractors must submit MOC requests to the operator before making any unplanned changes. Skipping this step can result in work stoppages, liability exposure, or contract penalties.
MOC (Management of Change)
Related Terms
Load Securement
ComplianceThe practice of properly restraining equipment, materials, and tools on vehicles during transport to prevent shifting or falling. Subcontractors are legally responsible for securing their own loads under provincial and federal transport regulations. Non-compliance can result in fines, licence suspensions, or liability for road incidents.
10 Cfr Part 50
ComplianceA U.S. federal regulation governing the licensing of nuclear power plants and facilities. Subcontractors working on nuclear sites must comply with its strict safety, quality assurance, and documentation requirements. Non-compliance can result in work stoppages or removal from site.
Surface Use Plan
ComplianceA document outlining how land above a wellsite or pipeline corridor can be accessed and used during operations. Subcontractors must follow it to avoid disturbing restricted areas or triggering landowner disputes. Non-compliance can result in work stoppages or liability on your crew.
FLSA (Fair Labor Standards Act)
ComplianceU.S. federal law setting minimum wage, overtime pay, and worker classification standards. Subcontractors must correctly classify workers as employees or independent contractors to avoid penalties. Misclassification can trigger back pay claims and audits on field crews.
Surety
ComplianceA third party, usually an insurance or bonding company, that guarantees a subcontractor will fulfil their contractual obligations. If the subcontractor defaults, the surety compensates the project owner. Many upstream and construction clients require surety bonds before awarding work.
Tier 2 Diesel Engine
ComplianceA diesel engine meeting EPA (Environmental Protection Agency) Tier 2 emissions standards, regulating nitrogen oxide and particulate output. Many job sites and municipalities restrict or ban Tier 2 equipment in favour of cleaner Tier 4 units. Subcontractors should verify equipment tier requirements before mobilising to avoid costly compliance issues or equipment swaps.
Latest Compliance News
Venezuela Could Quintuple Oil Output Under Democracy, Machado Says
Opposition leader María Corina Machado claims Venezuela's oil production could rise fivefold under a democratic government, a shift that would reshape Latin American supply and open significant opportunities for international field service companies.
4 months agoIndustryPersonnel Changes Carry Hidden Safety Risk — MOC Processes Need to Cover People, Not Just Equipment
A column in Inspectioneering Journal argues that management of change processes are widely applied to equipment but inconsistently applied to personnel in critical roles, creating overlooked safety and compliance risk.
1 month agoComplianceWearables Offer Real-Time Heat Stress Monitoring for Construction Crews
Construction Executive reports that biometric sensors, smart helmets and connected vests now let crews track heat stress in real time, giving supervisors data to intervene before workers suffer heat exhaustion or stroke.
21 hours agoComplianceHibernia Platform's Second High-Potential Incident in Two Months Draws Regulator Scrutiny
A dropped casing joint injured a worker on the Hibernia offshore platform on July 18, marking the second potentially fatal incident there since May, World Oil reports. C-NLOER is monitoring the operator's investigation.
yesterdayRelated 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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