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The Housing Health and Safety Rating System (England) Regulations 2005

S.I. 2005/3208 · Made 17 November 2005 · Extends to England and Wales

Up to date with all changes known to legislation.gov.uk, revised to 23 June 2026.

HOUSING, ENGLAND

Made 17th November 2005

Laid before Parliament 28th November 2005

Coming into force 6th April 2006

The First Secretary of State, in exercise of the powers conferred by sections 2, 4 and 250(2)(a) of the Housing Act 2004f1 makes the following Regulations:

Annotations to the whole text

Footnotes

f1

2004 c. 34.

Contents

  1. 1Citation, commencement and application
  2. 2Interpretation
  3. 3Prescribed descriptions of hazard
  4. 4Prescribed fire hazard
  5. 5Inspections
  6. 6Seriousness of hazards
  7. 7Prescribed bands
  8. 8Category of hazard
  9. Schedule 1: Matters and Circumstances
  10. 1Damp and mould growth
  11. 2Excess cold
  12. 3Excess heat
  13. 4Asbestos and MMF
  14. 4AIndoor Air Pollutants
  15. 5Biocides Repealed
  16. 6Carbon monoxide and fuel combustion products Repealed
  17. 7Lead
  18. 8Radiation
  19. 9Uncombusted fuel gas Repealed
  20. 10Volatile organic compounds Repealed
  21. 11Crowding and space
  22. 12Entry by intruders
  23. 13Lighting
  24. 14Noise
  25. 14ADomestic Hygiene
  26. 15Domestic hygiene, pests and refuse Repealed
  27. 16Food safety Repealed
  28. 17Personal hygiene, sanitation and drainage Repealed
  29. 18Water supply
  30. 18AFalls on the level
  31. 19Falls associated with baths etc Repealed
  32. 20Falling on level surfaces etc Repealed
  33. 21Falling on stairs etc
  34. 22Falling between levels
  35. 23Electrical hazards
  36. 23AFire and explosions
  37. 24Fire Repealed
  38. 25Flames, hot surfaces etc
  39. 25ACollisions, Entrapment and Ergonomics
  40. 26Collision and entrapment Repealed
  41. 27Explosions Repealed
  42. 28Position and operability of amenities etc Repealed
  43. 29Structural collapse and falling elements
  44. Schedule 2: Classes of Harm
  45. 1Extreme
  46. 2Severe
  47. 3Serious
  48. 4Moderate
  49. Explanatory note

1Citation, commencement and applicationI1

(1)

These Regulations may be cited as the Housing Health and Safety Rating System (England) Regulations 2005 and shall come into force on 6th April 2006.

(2)

These Regulations apply in relation to residential premises in England onlyf1.

2InterpretationI1

In these Regulations—

  • “the Act” means the Housing Act 2004;

  • “harm” means harm which is within any of F1the four classes of harm set out in Schedule 2 to these Regulations;

  • “inspector” means a person carrying out an inspection under section 4 of the Act (inspections by local housing authorities to see whether a category 1 or 2 hazard exists); andexcept in regulation 6(7)(e), “occupier” includes potential occupier.

3Prescribed descriptions of hazardI1

(1)

A hazard is of a prescribed description for the purposes of the Act where the risk of harm is associated with the occurrence of any of the matters or circumstances listed in Schedule 1.

(2)

In Schedule 1, a reference to a matter or circumstance is, unless otherwise stated, to a matter or circumstance in or, as the case may be, at the dwelling or HMO in question, or in any building or land in the vicinity of the dwelling or HMO.

4Prescribed fire hazardI1

For the purposes of section 10 of the Act a category 1 or 2 hazardf1 is a prescribed fire hazard if the risk of harm is associated with F1—

(a)

exposure to uncontrolled fire and associated smoke and fumes,

(b)

an explosion, or

(c)

the collapse of the whole or part of a building as a result of fire or an explosion.

5InspectionsI1

An inspector must—

(a)

have regard to any guidance for the time being given under section 9 of the Act in relation to the inspection of residential premises;

(b)

inspect any residential premises with a view to preparing an accurate record of their state and condition; and

(c)

prepare and keep such a record in written or in electronic form.

6Seriousness of hazardsI1

(1)

Where, following an inspection of residential premises under section 4 of the Act, the inspector—

(a)

determines that a hazard of a prescribed description exists; and

(b)

considers, having regard to any guidance for the time being given under section 9 of the Act in relation to the assessment of hazards, that it is appropriate to calculate the seriousness of that hazard,

the seriousness of that hazard shall be calculated in accordance with paragraphs (2) to (4) of this regulation.

(2)

The inspector shall assess the likelihood, during the period of 12 months beginning with the date of the assessment, of a relevant occupier suffering any harm as a result of that hazard as falling within one of the range of ratios of likelihood set out in column 1 of Table 1.

F1Table 1

Column 1

Range of ratios of likelihood

Column 2

Representative scale point of range

<1 in 3,7005,000
≥1 in 3,700 and <1 in 2,3503,000
≥1 in 2,350 and <1 in 1,3502,000
≥1 in 1,350 and <1 in 7001,000
≥1 in 700 and <1 in 370500
≥1 in 370 and <1 in 235300
≥1 in 235 and <1 in 135200
≥1 in 135 and <1 in 70100
≥1 in 70 and <1 in 3750
≥1 in 37 and <1 in 23.530
≥1 in 23.5 and <1 in 13.520
≥1 in 13.5 and <1 in 710
≥1 in 7 and <1 in 3.75
≥1 in 3.7 and <1 in 2.53
≥1 in 2.5 and <1 in 1.52
≥1 in 1.51
(3)

The inspector shall assess which of the four classes of harm (set out in Schedule 2) a relevant occupier is most likely to suffer during the period mentioned in paragraph (2).

(4)

The inspector shall—

(a)

assess the possibility of each of the other classes of harm occurring as a result of that hazard, as falling within one of the range of percentages of possibility set out in column 1 of Table 2;

(b)

record each possibility so assessed as the corresponding RSPRR set out in column 2 of Table 2; and

(c)

record the possibility (which shall be known, for the purposes of the formula in paragraph (5), as the RSPPR) of the most likely class of harm occurring as a percentage calculated using the following formula—

100%-(A+B+C)

Where—

  • A is the RSPPR recorded under sub paragraph (b) as the F2first of the other classes of harm;

  • B is the RSPPR recorded under sub paragraph (b) as the F3second of the other classes of harm; and

  • C is the RSPPR recorded under sub paragraph (b) as the F4third of the other classes of harm.

F5Table 2

Column 1

Range of percentages of possibility

Column 2

Representative scale point of the percentage range (RSPPR)

<0.05%0%
≥0.05% and <0.15%0.1%
≥0.15% and <0.3%0.2%
≥0.3% and <0.7%0.5%
≥0.7% and <1.5%1%
≥1.5% and <3%2%
≥3% and <7%5%
≥7% and <15%10%
≥15% and <26%20%
≥26% and <38%30%
≥38%50%
(5)

When the inspector has assessed likelihood under paragraph (2) and assessed the possibility of each harm occurring under paragraph (3), the seriousness of that hazard shall be expressed by a numerical score calculated using the following formula—

S1+S2+S3+S4

Where—

  • S1=10000×1L×O1S2=1000×1L×O2S3=300×1L×O3S4=10×1L×O4
(6)

For the purposes of the formula in paragraph (5)—

(a)

L is the representative scale point of range in column 2 of Table 1 corresponding to the range that has been recorded under paragraph (2);

(b)

O1 is the RSPPR recorded under paragraph (4) in relation to F6extreme harm;

(c)

O2 is the RSPPR recorded under paragraph (4) in relation to F7severe harm;

(d)

O3 is the RSPPR recorded under paragraph (4) in relation to F8serious harm;

(e)

O4 is the RSPPR recorded under paragraph (4) in relation to F9moderate harm.

(7)

In this regulation—

  • “relevant occupier” means, where the risk of harm concerned is associated with the occurrence of any of the matters or circumstances listed in—

    1. (a)

      paragraph 1 of Schedule 1, an occupier under the age of 15 years;

    2. (b)

      paragraph 2, 3 or F104A(b) of Schedule 1, an occupier aged 65 years or over;

    3. (c)

      paragraph 7 of Schedule 1, an occupier under the age of 3 years;

    4. (d)

      paragraph 8 of Schedule 1, an occupier aged 60 years or over who has been exposed to radon since birth;

    5. (e)

      paragraph 11 of Schedule 1, the actual occupier;

    6. (f)

      F11paragraphs 14A(5) and (6), 22, 23 or 25 of Schedule 1, an occupier under the age of 5 years;

    7. (g)

      paragraph F1218A, 20, 21, F1323A(1) or F1425A(2) of Schedule 1, an occupier aged 60 years or over;

    8. (h)

      paragraph F1525A(1)—

      1. (i)

        except where a collision is with low architectural features, an occupier under the age of 5 years, and

      2. (ii)

        where a collision is with low architectural features, an occupier aged 16 years or over;

    9. (i)

      any other paragraph of Schedule 1, any occupier; and

  • “RSPPR” means the representative scale point of the percentage range.

(8)

In making assessments under this regulation, an inspector shall have regard to any guidance for the time being given under section 9 of the Act.

7Prescribed bandsI1

For the purposes of the Act a hazard falls within F1one of the bands in column 1 of Table 3 where it achieves a numerical score calculated in accordance with regulation 6(5) which is within the range corresponding to F2that band in column 2 of that Table.

F3Table 3

Column 1

Band

Column 2

Numerical Score Range

High≥1,000
Medium≥100 and <1,000
Low<100

8Category of hazardI1

For the purposes of the Act—

(a)

a hazard falling within F1the High band in Table 3 is a category 1 hazard; and

(b)

a hazard falling within F2the Medium or Low bands in that Table is a category 2 hazard.

1Damp and mould growth

Exposure to house dust mites, damp, mould or fungal growths.

2Excess cold

Exposure to low temperatures.

3Excess heat

Exposure to high temperatures.

4Asbestos and MMF

Exposure to asbestos fibres or manufactured mineral fibres.

4AIndoor Air PollutantsF1

Exposure to—

(a)

chemicals used to treat timber and mould growth;

(b)

carbon monoxide;

(c)

nitrogen dioxide;

(d)

sulphur dioxide and smoke;

(e)

uncombusted fuel gas;

(f)

volatile organic compounds.

5BiocidesF1

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

6Carbon monoxide and fuel combustion productsF1

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

7Lead

The ingestion of lead.

8Radiation

Exposure to radiation.

9Uncombusted fuel gasF1

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

10Volatile organic compoundsF1

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

11Crowding and space

A lack of adequate space for living and sleeping.

12Entry by intruders

Difficulties in keeping the dwelling or HMO secure against unauthorised entry.

13Lighting

A lack of adequate lighting.

14Noise

Exposure to noise.

14ADomestic HygieneF1

(1)

An inadequate provision of facilities for the storage, preparation and cooking of food.

(2)

Poor design, layout, or construction such that the dwelling or HMO cannot readily be kept clean.

(3)

Exposure to pests.

(4)

An inadequate provision for the hygienic storage and disposal of household waste.

(5)

An inadequate provision of facilities for maintaining good personal hygiene.

(6)

An inadequate provision of sanitation and drainage.

15Domestic hygiene, pests and refuseF1

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

16Food safetyF1

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

17Personal hygiene, sanitation and drainageF1

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

18Water supply

An inadequate supply of water free from contamination, for drinking and other domestic purposes.

18AFalls on the levelF1

(1)

Falls associated with toilets, baths, showers or other washing facilities.

(2)

Falling on any level surface.

(3)

Falling between surfaces where the change in level is less than 300 millimetres.

19Falls associated with baths etcF1

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

20Falling on level surfaces etcF1

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

21Falling on stairs etc

Falling on stairs, steps or ramps where the change in level is 300 millimetres or more.

22Falling between levels

Falling between levels where the difference in levels is 300 millimetres or more.

23Electrical hazards

Exposure to electricity.

23AFire and explosionsF1

(1)

Exposure to uncontrolled fire and associated smoke and fumes.

(2)

An explosion.

24FireF1

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

25Flames, hot surfaces etc

Contact with—

(a)

controlled fire or flames;

(b)

hot objects, liquid or vapours.

25ACollisions, Entrapment and ErgonomicsF1

(1)

Collision with, or entrapment of body parts in, doors, windows or other architectural features.

(2)

The position, location, and operability of amenities, fittings and equipment.

26Collision and entrapmentF1

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

27ExplosionsF1

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

28Position and operability of amenities etcF1

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

29Structural collapse and falling elements

The collapse of the whole or part of F1a building.

1ExtremeF2I1

F1(1)

A harm is within the extreme class of harm if, as a result of the hazard in question, extreme harm is reasonably foreseeable.

(2)

Extreme harm includes—

(a)

death from any cause;

(b)

lung cancer;

(c)

mesothelioma and other malignant tumours;

(d)

permanent paralysis below the neck;

(e)

regular severe pneumonia;

(f)

permanent loss of consciousness;

(g)

80% burn injuries.

2SevereF2I1

F1(1)

A harm is within the severe class of harm if, as a result of the hazard in question, severe harm is reasonably foreseeable.

(2)

Severe harm includes—

(a)

cardio-respiratory disease;

(b)

asthma;

(c)

non-malignant respiratory diseases;

(d)

lead poisoning;

(e)

anaphylactic shock;

(f)

cryptosporidiosis;

(g)

legionnaires disease;

(h)

myocardial infarction;

(i)

mild stroke;

(j)

chronic confusion;

(k)

regular severe fever;

(l)

loss of a hand or foot;

(m)

serious fractures;

(n)

serious burns;

(o)

loss of consciousness for days.

3SeriousF2I1

F1(1)

A harm is within the serious class of harm if, as a result of the hazard in question, serious harm is reasonably foreseeable.

(2)

Serious harm includes—

(a)

eye disorders;

(b)

rhinitis;

(c)

hypertension;

(d)

sleep disturbance;

(e)

neuropsychological impairment;

(f)

sick building syndrome;

(g)

regular and persistent dermatitis, including contact dermatitis;

(h)

allergy;

(i)

gastro-enteritis;

(j)

diarrhoea;

(k)

vomiting;

(l)

chronic severe stress;

(m)

mild heart attack;

(n)

malignant but treatable skin cancer;

(o)

loss of a finger;

(p)

fractured skull and severe concussion;

(q)

serious puncture wounds to head or body;

(r)

severe burns to hands;

(s)

serious strain or sprain injuries;

(t)

regular and severe migraine.

4ModerateF2I1

F1(1)

A harm is within the moderate class of harm if, as a result of the hazard in question, moderate harm is reasonably foreseeable.

(2)

Moderate harm includes—

(a)

pleural plaques;

(b)

occasional severe discomfort;

(c)

benign tumours;

(d)

occasional mild pneumonia;

(e)

broken finger;

(f)

slight concussion;

(g)

moderate cuts to face or body;

(h)

severe bruising to body;

(i)

regular serious coughs or colds.

Explanatory note

(This note is not part of the Regulations)

Part 1 of the Housing Act 2004 (the Act) introduces the Housing Health and Safety Rating System (HHSRS), an evidence-based system for assessing housing conditions. Sections 2 and 4 of the Act provide for regulations to be made to prescribe descriptions of hazards, the method for assessing the seriousness of hazards and the manner and extent of inspections of residential premises to see whether category 1 or 2 hazards exist. The Act imposes a duty on local authorities to take enforcement action where a category 1 hazard exists and gives discretion to take action where a category 2 hazard exists.

Regulation 3 prescribes descriptions of hazards with reference to the occurrence of matters or circumstances listed in Schedule 1. These matters and circumstances reflect the profiles of hazards set out in Annex D of the operating guidance given by the Secretary of State under section 9(1)(a) of the Act.

Section 10 of the Act imposes a duty on local authorities to consult with the fire and rescue authority for the area where enforcement action is to be taken under Part 1 in relation to a prescribed fire hazard. Regulation 4 prescribes a fire hazard for the purposes of section 10 as one where the risk of harm arises from exposure to uncontrolled fire and associated smoke.

Regulation 5 provides for the manner in which, and the extent to which, premises are to be inspected under the HHSRS. In particular, a record of the inspection must be prepared and kept either in written or electronic form.

Regulation 6 prescribes the method for calculating the seriousness of hazards to be expressed as a numerical score.

Regulation 7 prescribes the bands applicable to the range of numerical scores and regulation 8 provides that where a hazard falls within bands A, B or C the hazard is a category 1 hazard and where it falls within any other band it is a category 2 hazard.

Schedule 2 describes each class of harm and includes examples of each class of harm.