How to Find CPO Approved WAH Training Provider in Ontario?

Learn how to choose a CPO-approved Working at Heights training provider in Ontario. What approval means, instructor standards, and how to verify legitimacy. Summary   To choose a legitimate Working at Heights training provider in Ontario, confirm the provider is approved by the Chief Prevention Officer (CPO). Only CPO-approved providers can issue valid certification under […]

Working at Heights Refresher Training & Renewal Ontario

Working at Heights Refresher Training & Renewal Ontario

Working at Heights certification in Ontario is valid for three years. Before the certificate expires, workers must complete a CPO-approved refresher course to remain legally compliant on construction projects. If certification expires, workers must stop working at height until refresher training is completed.   Working at Heights Refresher Training: Renewing Your Certification Working at Heights […]

Working at Heights Under 3m? – WAH Training Exemeptions

Construction safety awareness at height

Is Working at Heights training required below 3 metres in Ontario? Learn about the 3m rule, exemptions, fall protection requirements, and employer responsibilities.   Working at Heights training in Ontario is generally required on construction projects when workers are exposed to fall hazards of 3 metres or more or when fall protection systems are required. […]

Working at Heights Training Expiry? Validity, Duration & Risks

Working at Heights Training Expired? Validity, Duration & Risks

Does Working at Heights training expire in Ontario? Learn certificate validity, expiry rules, refresher requirements, and what happens if training has expired.   Working at Heights training in Ontario expires after three years.   Workers must complete refresher training before the certificate expires to remain legally permitted to work at height on construction projects. If […]

Who Needs To Have Working at Heights Training in Ontario?

Find out who needs Working at Heights training in Ontario, including workers, supervisors, and employers. Learn when training is legally required.  Summary Working at Heights training is required in Ontario for workers on construction projects who may be exposed to fall hazards of 3 metres or more and who may use fall protection systems. The […]

Working at Heights vs Fall Protection vs Fall Arrest – Difference

TL:DR   Working at heights training, fall protection, and fall arrest are not the same.   In Ontario construction, Working at Heights training is legally required for workers exposed to fall hazards of 3 metres or more. Fall protection refers to the systems used to prevent or limit falls, while fall arrest is one specific […]

Working at Heights Hazards Checklist & Risk Assessment Template

Ontario's working at heights laws 2026

Working at heights remains one of the highest-risk activities in construction and maintenance work. Every year, falls from height continue to cause serious injuries, fatalities, stop-work orders, and prosecutions across Ontario.   Most of these incidents are predictable and preventable.   Understanding the most common working at heights hazards is the first step in meeting […]