Greenhouse Gas Inventory

A formal process operators use when key personnel on a project are swapped out or replaced. Subcontractors must often submit documentation and get approval before substituting workers mid-contract. Failing to follow this process can result in work stoppages or contract penalties.

The standard conditions under which equipment or a worksite is expected to function during routine operations. Subcontractors use this baseline to determine appropriate procedures, PPE requirements, and equipment ratings. Deviations from normal operating conditions may trigger additional safety protocols or change the scope of work.

Formal verification that a subcontractor meets a client's safety, technical, or insurance standards before being awarded work. Most major operators require active certification through third-party registries such as ISNetworld or Avetta. Lapsed certification can result in immediate removal from approved vendor lists.

A vetting process where operators assess a subcontractor's safety record, insurance, and certifications before awarding work. Companies must pass prequalification to be added to an approved vendor list. Failing or lapsing can disqualify a subcontractor from bidding on projects entirely.

A method of grouping all subcontractor invoices or costs together to assess total contract value or spending thresholds. Owners and primes use aggregate classification to trigger compliance requirements, audit rights, or tiered pricing terms. Subcontractors should track cumulative billing carefully, as crossing thresholds can change contract obligations.

Mandatory safety systems used to prevent trench walls from collapsing on workers during excavation. Common methods include shoring, sloping, and trench boxes. Subcontractors are legally responsible for implementing compliant cave-in protection before workers enter any trench deeper than 1.2 metres.

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.

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.

How 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.