Chapter 6Risk Management & Proportionality
R08On Track

Define the meaning of proportionality in the Health and Safety at Work Act

Define proportionality in HSWA

Full Recommendation Text

Government should propose secondary legislation under section 50 of HSWA which clarifies the law. The test should not be whether a measure is grossly disproportionate, but instead what is proportionate taking into account a multi-faceted consideration of the level of risk.

This secondary legislation should confirm that whether an action is proportionate to that risk shall be established by reference to:

  1. the nature of the hazard concerned;
  2. the likelihood of that hazard occurring;
  3. the scale of the potential impact in terms of the degree of harm and the numbers of individuals who might reasonably foreseeably be affected;
  4. the cost, time and difficulty involved;
  5. any relevant policy guidance established by the Secretary of State or the relevant regulator; and
  6. whether undertaking the measure might prevent a desirable activity from taking place (either at all, to a particular extent, or in a particular way).

R2P2 should be updated to reflect this secondary legislation and err on the side of proportionality, taking into account the nature of the risk.

Update Timeline
On Track

Government Response: Proportionality legislation via HSWA section 15

The Government will introduce secondary legislation to define proportionality in the Health and Safety at Work Act, but will use section 15 rather than section 50 as the Taskforce recommended. This is a notable departure in legislative mechanism, though the intended policy outcome — clarifying what proportionality means and moving away from the 'gross disproportion' test — remains the same. Consultation with industry and trade unions is planned for Summer 2026. The choice of section 15 may have different legal implications that will need careful scrutiny.

Policy Paper • DESNZ, March 2026
Commitment to legislate confirmed, though using different HSWA section than recommended.
Ownership

Primary Owner

DESNZ

Co-owners

ONREAHSEMODDEFRADWP

Key Regulators

ONREnvironment AgencyHSE
Delivery Timeline
30 Jun 26

Taskforce target: June 2026

Scope

Sectors

civildefence

Domains

legislationrisk management
Implementation Type
secondary legislation
Dependencies

Depends On

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