HHSRS Scoring

Score housing hazards with the statutory formula.

PropertySurvey Pro computes formal HHSRS hazard scores from your likelihood and harm-outcome judgements — all 21 hazard profiles of the 2026-amended system, banded Low/Medium/High with Category 1/2 determinations, tied to room-level evidence and rendered straight into your report.

The published method, computed on the device

Pick the hazard profile, enter your likelihood on the statutory 16-point scale and the spread of harm across the Extreme, Severe, Serious and Moderate outcome classes, and the app applies the published class weightings to produce the hazard score, band and Category determination — the same arithmetic in the Operating Guidance, as amended by the HHSRS (England) (Amendment) Regulations 2026. Your judgements stay yours: the app never suggests a likelihood or a spread, and the report states the statutory basis and the assessor's authorship. Link the rooms where each hazard presents so the score sits beside its photographic evidence.

Managing damp & mould and HHSRS compliance across an entire housing stock rather than one property at a time? HousingSurvey Pro — from the same team — is built for housing associations and councils tracking hazards, deadlines and work orders portfolio-wide.

All 21 hazard profiles

The consolidated 2026 hazard set across the four groups — physiological, psychological, infection and accidents.

Statutory scoring

The 16-point likelihood scale, Extreme/Severe/Serious/Moderate spreads and the published formula — Category 1 at a score of 1,000.

Score only what matters

Add the hazards you judge worse than average — quick-adds for damp & mould, excess cold, fire and falls.

Evidence-linked

Attach the rooms where each hazard presents, so scores sit beside the photos and observations.

Colour-coded reporting

Score, band and Category 1/2 pills in the report preview and PDF, with a statutory method note.

Region-aware

On by default for UK profiles; hidden elsewhere with a Settings toggle for anyone using the methodology as a reference.

Frequently asked questions

Does PropertySurvey Pro calculate HHSRS hazard scores?

Yes. Enter your likelihood judgement (the statutory 16-point "1 in N" scale) and the spread of harm across the four outcome classes, and the app computes the hazard score with the published HHSRS formula, assigns the Low/Medium/High band and determines Category 1 or Category 2 — for any of the 21 hazard profiles of the system as amended in 2026.

Is it up to date with the 2026 HHSRS changes?

Yes. The module implements the framework as amended by the HHSRS (England) (Amendment) Regulations 2026, in force from 23 June 2026: the consolidated 21 hazard profiles, the renamed Extreme/Severe/Serious/Moderate classes of harm, and the simplified Low/Medium/High bands, with the Category 1 threshold unchanged at a score of 1,000.

Does it replace the assessor’s judgement?

No — and it never will. The likelihood and harm-outcome judgements are yours, made for the occupier most vulnerable to each hazard per the Operating Guidance; the app computes the published arithmetic, presents the result and records the evidence. Enforcement decisions remain with the local authority under the Housing Act 2004.

Do I have to score every hazard?

No. As in practice, you add and score only the hazards you judge to be present and significantly worse than average — typically a handful per dwelling. Quick-add buttons cover the most common (damp and mould, excess cold, fire, falls).

How does it appear in the report?

Each scored hazard renders in an HHSRS Hazard Assessment section: a colour-coded score, band and Category 1/2 pill, the likelihood and harm-outcome facts, the rooms linked as evidence, and your assessor notes — alongside a method note stating the statutory basis.

Can HHSRS scoring be used outside the UK?

HHSRS is England & Wales statutory methodology, so the section is on by default for UK profiles and hidden elsewhere — but any region can enable it in Settings to use the methodology as a reference. Local minimum housing standards vary by jurisdiction and are typically prescriptive checklists rather than risk scores.

From judgement to defensible score, on site

Enter your likelihood and harm spread — PropertySurvey Pro does the statutory arithmetic and the report.

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