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MOEL Ordinance No. 470: connect risk assessment to participation and action (Partial amendment to the Enforcement Rule of the Occupational Safety and Health Act)

Field Safety Briefing editorial teamPublished Updated

Identify hazards, decide acceptability and implement improvements

Article 37 specifies identification of all confirmed or reasonably anticipated exposures, a decision on acceptable risk and implementation of measures for unacceptable risks. Risk assessment and improvement were not first invented in 2026.

Participation → action → sharing
Not a real site photo
  1. Board: prepare a means to share the schedule and results.
  2. Documents: connect participation input with improvement results.
  3. Workshop entrance: distinguish examining actual work from holding only a meeting.
Educational reconstruction · Not actual equipment or a real site. Source: relevant provisions linked below

Amendment wording comparison

37 → 37-43-year retention retained; participants and timing specified
37-2 and 37-3Existing notice participation/sharing → detailed methods and items in the rule

Based on the official promulgated amendment; English entries are explanatory translations.

Comparing participation, sharing and records
  1. 1 Before assessmentShare the assessment schedule beforehand so workers know when to participate.
  2. 2 Worker participationLink walk-through observations and input to hazards to record workers’ contributions.
  3. 3 Risk decisionRecord hazards with their risk levels so the subject of each decision is clear.
  4. 4 Implement controlsShare implementation results to communicate how the control plan was carried out.
  5. 5 Assessment recordsRecord participants, timing and results to retain the link between assessment and action.
Educational comparison table · Does not replace the legal text. Source: Enforcement Rule of the Occupational Safety and Health Act, Articles 37, 37-2, 37-3 and 37-4

Investigation and disclosure provisions also change

Article 71 covers specified non-major industrial injuries selected by ministerial notice, involving events such as fire/explosion, collapse, falls, asphyxiation/poisoning, chemical release or heatwave work. Not every minor accident automatically falls into this investigation category.

Article 71-2 specifies workplace overview, event sequence, causes and prevention recommendations in reports, with publication through channels such as the ministry website. Read Act Article 56-2 for disclosure timing and exclusions.

The amendment commenced on 1 June 2026; the current Rule also incorporates later Ordinance 477.

Connect assessment timing to the work

Initial assessment is due before the first work begins. Periodic assessment is required at least once annually from the following year. An additional assessment is required before the relevant work where further hazards may arise or a serious industrial accident or occupational accident occurs. A change introducing hazards is not simply postponed until the next annual exercise because no accident has yet occurred.

Article15 of Notice2024-76 still states commencement of initial assessment within1 month of business establishment. The newer Article37(2) of the Enforcement Rule says before the first work begins. Current scheduling must follow that newer ministerial rule rather than copying the older notice sentence.

Worker participation under Notice Article6 and sharing under Article13 also predate2026. Participation, sharing and3-year retention are not all new institutions. Order470 specifically sets out procedures, timing, participation methods, before-and-after sharing and more detailed records at ministerial-rule level.

Application conditions

ConditionProvision to examine
InitialBefore work begins
PeriodicAt least annually from next year
AdditionalBefore relevant work with new hazards or after accident

Include workers and share information before and after

Article 37-2 specifies participation through workplace walkthroughs, optionally supplemented by surveys, interviews or other consultation. Where special circumstances prevent walkthrough participation, use at least one of those alternative methods.

A name on a form does not represent actual participation. Article 37-3 specifies sharing the schedule before assessment, and hazards, risk decisions, improvement plans and implementation results afterwards.

Check that completion results are shared, not only the original plan.

Check your workplace

  • Are initial, regular and additional assessments tied to actual work?
  • Can worker participation and before/after sharing be demonstrated?
  • Are implementation results, not just plans, retained for three years?

Share the schedule first and implementation results afterward

Article37-3 distinguishes before and after assessment. Share the schedule beforehand; afterward share identified hazards, risk-level decisions, planned improvements and implementation results. A schedule announcement alone or a stored assessment sheet alone does not cover the full sequence. Workers need to know both when to participate and what changed.

Workplace walkthroughs are the basic participation method. Surveys, interviews and other consultation may supplement them. That differs from alternative participation where special circumstances prevent a walkthrough. A survey does not automatically permit omission of the walkthrough.

For example, a worker’s report of an entrapment hazard during maintenance should connect to the identified hazard, risk decision, improvement and implementation result. A list of signatures is less informative than a traceable response to the reported hazard. This is an application example, not a claim about a particular workplace.

Distinguish a new-hazard assessment from the annual review

For example, if a changed feeding method alters where hands can reach, examine whether the previous assessment covered that hazard. The additional-assessment trigger includes the possibility of new hazards, not only an accident. A scheduled annual review does not justify starting the relevant work first.

Sharing the schedule in advance lets participating workers prepare to explain hazards. Post-assessment sharing includes implementation results, not only announced plans. Read participation and sharing requirements separately instead of treating one attendance list as completion of every stage.

Three-year retention continues, with more explicit record fields

The former Article 37 already required records of hazards, risk decisions and measures to be kept for three years. Ordinance 470 moves the record provision to Article 37-4 and specifies assessment timing and responsible persons, participating workers and worker representatives, and the findings/plans/results.

It is inaccurate to describe three-year retention itself as newly created. Linking action owners and completion checks is a useful practical suggestion for tracing actual implementation.

Additional items such as action owners and photographs are practical ways to apply the requirements at the worksite.

Connect planned measures with their implementation

Article37-4 records include timing and responsible personnel, participating workers and worker representatives, and the hazards, risk decisions, improvements and implementation results to be shared. Retention is3 years, as it was under the earlier Article37; the retention period was not newly extended.

Keep planned and implemented states distinguishable. A single completion tick can obscure information needed to share the actual result. Check existing assessment documents against the required items rather than inventing a statutory form.

Publication of accident-investigation reports under Article71-2 is a different measure in the same amendment. It is not a requirement to publish every risk-assessment sheet online. Also distinguish wording requiring sharing from wording requiring efforts toward ongoing awareness.

The official reasons describe specification of assessment methods, procedures and timing delegated by the Act, alongside investigation and reporting changes. Order470 commences on2026-06-01. Keep the scope and preparations for those different systems separate.

Separate assessment duties from the start of fines

The main sentence of Article 1 of the Addenda to Act No. 21374 sets commencement at 1 June 2026. Article 2 applies amended Article 36 to risk assessments conducted thereafter. Risk assessment itself predates this amendment. Application of the amended participation and sharing duties is separate from the phased commencement of administrative fines.

CategoryDate and thresholdLegal basis
Amended assessment dutiesAssessments conducted from 2026-06-01Act No. 21374, Addenda Article 1 main sentence and Article 2
Fines: larger workplaces50 or more regular workers; construction contract value KRW 5 billion or more: 2027-01-01Addenda Article 1 proviso, item 1
Fines: smaller workplacesFewer than 50 regular workers; construction contract value below KRW 5 billion: 2028-01-01Addenda Article 1 proviso, item 2
Size-based fine reductionSeparate bands and multipliers shown belowEnforcement Decree, Annex 35, item 3
Safety and health disclosureEmployers with 500 or more regular workers; construction employers with annual construction value of KRW 120 billion or moreEnforcement Decree Article 12-2(1)

The 500-worker disclosure threshold is not the 50-worker threshold for commencement of risk-assessment fines. See the separate safety and health disclosure explanation.

Educational comparison table · Does not replace the legal text. Source: Act No. 21374 Addenda Articles 1–2; OSH Act Enforcement Decree Annex 35 items 3–4 and Article 12-2
  1. 1. Amended duties: Assessments from 2026-06-01 · Act 21374, Addenda Articles 1 and 2
  2. 2. Phased fines: 50 workers / construction KRW 5bn or more: · 2027-01-01; below: 2028-01-01
  3. 3. Size multipliers: Workers: 10 / 50 / 100; construction: · KRW 0.3 / 1 / 4bn. Base × 70 / 80 / 90%.
  4. 4. Safety disclosure: 500 workers / annual construction KRW 120bn · Separate from the start of risk-assessment fines

Enforcement Decree Annex 35: scheduled base amounts (KRW 10,000)

These are the base amounts in Annex 35, item 4, rows 머의2 through 머의6. The amount actually imposed depends on the applicable violation count, general rules and reduction provisions. The table does not state the final amount for an individual workplace.

ViolationFirstSecondThird or subsequent
Failure to conduct an assessment · Article 36(1)5007001,000
Failure to involve workers · Article 36(2)150300500
Failure to involve the worker representative despite a request · Article 36(3)150300500
Failure to communicate both schedule and results · Article 36(4), first sentence150300500
Failure to communicate either schedule or results · Article 36(4), first sentence100200300
Failure to record and retain results · Article 36(5)50150300

Size-based reduction uses different thresholds

The percentages in Annex 35, item 3 are multipliers applied to the base amount. Applying 90% does not mean a 90% reduction.

Regular workersConstruction contract valueMultiplier
50 to fewer than 100KRW 1 billion to below KRW 4 billion90%
10 to fewer than 50KRW 300 million to below KRW 1 billion80%
Fewer than 10Below KRW 300 million70%

Item 1 addresses repeat violations within the preceding 5 years, a combined reduction ceiling of one half, exclusion of base amounts below KRW 1 million from reduction, and a KRW 1 million floor after reduction. Item 2 applies the third-or-subsequent amount for the relevant violation detected during investigation of a serious accident or major industrial accident, or related supervision. A size multiplier alone does not determine the final amount.

Recognition under a notice and the employer’s assessment duty

Notice2024-76 also addresses risk-assessment recognition and follow-up checks. Its application provisions for recognition criteria or recognised workplaces differ from Order470’s commencement provision. An application or recognition date is not the effective date of the new ministerial rules.

Performing assessment, participation, sharing and recording is distinct from applying for recognition. Recognition documents do not eliminate reassessment of new work hazards. Identify which system a document belongs to before transferring its scope or timing.

The rule sequences hazard identification, a decision on acceptable risk and, where unacceptable, improvement and implementation. A list of measures alone may not show which hazard and decision each measure addresses. Connect workers’ hazard information, the decision and the implemented action for meaningful sharing.

Primary sources

Related tools and guidance

Articles 37(2)1 and 37-4(2) — Korean statutory text
최초평가: 해당 사업장에서 최초로 작업을 시작하기 전까지
사업주는 제1항에 따른 자료를 3년간 보존해야 한다.
Ordinance 470: connect risk assessment to participation and action — Safety Kim