The short answer
Regulation 4 of the Organisation of Labour Inspection (Safety Officers) Regulations, 1996 establishes five situations in which the duty to appoint arises: the occupier of a workplace to which the Safety at Work Ordinance applies, wholly or partly, employing at least fifty people; the occupier of a workplace of a type listed in the Second Schedule employing at least fifty people; a construction contractor employing, directly or through subcontractors, at least one hundred workers across its construction sites simultaneously; an employer employing at least fifty people in agriculture simultaneously; and the occupier of any other workplace where a regional inspector has determined, on the basis of its risks, that an officer must be appointed — and has directed so in writing. Note the closing words of the regulation: "employees" here includes contractor staff, staffing-agency staff and volunteers.
Who this applies to
Industrial plants, construction sites, agricultural operations, and the workplace types listed in the Second Schedule — hospitals and medical institutions, higher education institutions and colleges, research institutions, hotels, commercial premises, airports and airlines, local authorities other than educational institutions, and cooperative settlement corporations. An organisation in none of those categories may still be required to appoint if a regional inspector has directed it in writing.
What it means in practice
- The headcount is not the company's own payroll alone. The regulation expressly extends it to contractor staff, staffing-agency staff and volunteers.
- In construction the threshold is higher — one hundred — but it is measured across construction sites simultaneously and includes subcontractors' workers.
- The officer must hold a valid certificate of competence issued by the Chief Labour Inspector. A suitable and experienced person without one cannot be appointed.
- The appointment requires notice to the regional labour inspector on the form in the Fourth Schedule, and the inspector responds within 45 days. Until then the appointment is not complete.
- In the sectors listed in the Third Schedule — chemicals, pharmaceuticals and petrochemicals, electricity and electronics, construction work, explosives and quarrying, and agriculture — at least two years' experience in that sector is also required.
- The role is not marginal: the regulations set its scope at no less than a quarter post, and a regional inspector may require more.
- A regional inspector may require more than one officer where the risks, the site's area or the number of workers justify it.
What is usually needed
- The number actually employed simultaneously, including contractor staff, staffing-agency staff and volunteers.
- The workplace's classification: whether the Safety at Work Ordinance applies to it, and whether it is one of the Second Schedule types.
- For construction — the number of workers across sites simultaneously, including subcontractors.
- Any prior correspondence with a regional labour inspector, including a written direction if one was given.
- The candidate's certificate of competence, and evidence of sector experience if the plant falls under the Third Schedule.
Common mistakes
- Counting only the company's own employees. The regulation is expressly wider, and a plant where half the workforce is contracted can cross the threshold without noticing.
- Assuming the threshold is fifty in every case. In construction it is one hundred, and in the fifth case there is no numeric threshold at all.
- Appointing a capable, experienced person who does not hold a valid certificate of competence.
- Treating the appointment as an internal matter. It requires notice to, and approval by, the regional inspector.
- Treating the role as a small addition to an existing job, below a quarter post.
What this article does not settle
This article sets out the structure of regulation 4; it does not determine whether the duty applies to a particular organisation. That turns on how the workplace is classified, on the headcount actually employed and on the site's circumstances, and is settled with the regional labour inspector. The regulations were amended in 2025; this article rests on a consolidated text dated after that amendment was published, showing regulation 4 unchanged — but it does not set out what the amendment did change.
The tool that continues from here
- Annual Safety Plan BuilderBuilds an annual safety plan from Hoshen's guide: ten domains, tasks with an owner and a target date, status tracking and a printable report.
- ISO 45001 Gap AnalysisA self-assessment of a safety management system's readiness, producing a current-state picture and a list of gaps.
The Hoshen service
About this serviceWhat this rests on
- תקנות ארגון הפיקוח על העבודה (ממונים על הבטיחות), התשנ״ו-1996Reshumot — Kovetz HaTakanot · ק״ת תשנ״ו מס' 5773 · Regulation 4 (duty to appoint), First Schedule (agriculture), Second Schedule (workplace types)
Read against its sources on 22 August 2026
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