Do HMOs need planning permission in Hammersmith and Fulham?

Hammersmith and Fulham has 1 active Article 4 direction in our records. Where an Article 4 direction applies, permitted development rights to convert a home (use class C3) to a small HMO (C4) can be removed, so a full planning application is required. Coverage varies — verify with the council before relying on this.

When does an HMO need a licence in Hammersmith and Fulham?

Nationally, a property let to 5 or more occupants forming 2 or more separate households and sharing a kitchen, bathroom or toilet must hold a mandatory HMO licence — this applies in every council in England, including Hammersmith and Fulham. Some councils also run additional or selective licensing schemes covering smaller HMOs; check the current schemes with Hammersmith and Fulham council.

What are the minimum room sizes for a licensed HMO?

A mandatory HMO licence enforces national minimum sleeping-room floor areas: 6.51 m² for one person aged over 10, 10.22 m² for two people over 10, and 4.64 m² for a child under 10. These are national statute and apply in Hammersmith and Fulham.

Astor Place · Borough Intelligence

Hammersmith and Fulham HMO & Article 4 planning

2334 applications in the last 12 months · Current to 23 September 2026 via the Planning London Datahub — list only, no case papers. · Analysis updated 20 Sep 2026 · Low confidence

Grade – 2334 apps (12 mo)

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Astor analyst's read

Hammersmith and Fulham — 2,348 applications in 12m; 1 Article 4 direction (HMO-related) in our records.

Profile

Inner West London, dense mixed Victorian/Edwardian and modern residential stock; heavily built, riverside character.

Planning

High application throughput (2,348 in 12m) with 783 decisions recorded; 1 HMO-related Article 4 in our database — verify council for full Article 4 footprint.

Deal angle

Active market with substantial planning churn; single HMO-related A4 direction in our records suggests lighter regulatory ceiling than neighbouring boroughs, but council verification essential.

ASTOR UNDERWRITING UNIT // AI SYNTHESIS // VERIFY WITH COUNCIL BEFORE ACTING

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Map Article 4 zones (oxblood = HMO-related) · application pins · click for detail

1 Article 4 direction recorded for Hammersmith and Fulham, but their polygon geometry isn't published on planning.data.gov.uk yet — the directions below are real (sourced from the metadata feed) and only the map overlay is empty. Coverage will fill in as the LPA uploads boundary data.

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Investment Grade

A: select with confidence · B: selectable with discipline · C: case-by-case · D: avoid unless exceptional

Insufficient data for hammersmith_and_fulham (2303 apps, 769 decided).

94%

Approval Rate · 12-mo trend

9.4w

Avg Decision

2334

Apps (12 mo)

Council Profile

Planning stance Unknown — insufficient data

Decision speed Unknown

Article 4 directions (planning.data.gov.uk) 1 direction recorded — HMO restrictions apply. Full breakdown ↓

Investment Assessment

HMO viability Unknown — see Article 4 status — Article 4 restrictions apply, see below ↓

Commercial conversion Unknown

Timing outlook by type

Householder

Data unavailable

Change of use

Data unavailable

Major development

Data unavailable

Prior approval

Data unavailable

Application types breakdown

Type	Count	Decided	Approval	Avg weeks	Risk	Investor notes
Other	941	287	97%	9.2	unknown	Insufficient data for AI assessment.
Residential Extension / Householder	552	234	95%	10.1	unknown	Insufficient data for AI assessment.
New Build Residential	160	59	92%	8.7	unknown	Insufficient data for AI assessment.
Commercial / Retail / Food & Beverage	127	39	92%	9.4	unknown	Insufficient data for AI assessment.
Discharge of Condition	99	22	100%	9.9	unknown	Insufficient data for AI assessment.
Tree Works	79	28	96%	7.7	unknown	Insufficient data for AI assessment.
Change of Use	79	24	58%	8.9	unknown	Insufficient data for AI assessment.
Advertisement / Signage	64	26	92%	9.8	unknown	Insufficient data for AI assessment.
Demolition	42	13	92%	9.5	unknown	Insufficient data for AI assessment.
HMO / House in Multiple Occupation	40	7	86%	7.8	unknown	Insufficient data for AI assessment.
New Build Commercial / Industrial	40	18	89%	9.8	unknown	Insufficient data for AI assessment.
Telecommunications	34	0	0%	3.4	unknown	Insufficient data for AI assessment.
Lawful Development Certificate	23	5	80%	8.7	unknown	Insufficient data for AI assessment.
Listed Building / Heritage	15	5	100%	13.0	unknown	Insufficient data for AI assessment.
Prior Approval / Permitted Development	7	2	100%	8.8	unknown	Insufficient data for AI assessment.
Mixed Use Development	1	0	0%	—	unknown	Insufficient data for AI assessment.

Analyst notes & data quality

Run after more applications have been scraped and decided.

HMO Requirements in Hammersmith and Fulham

What it takes to run a House in Multiple Occupation in Hammersmith and Fulham — whether you need planning permission, the licence the property must hold, and the statutory minimum room sizes. Verify current details with the council before committing.

Full guides: HMO licensing in Hammersmith and Fulham ↗ · Article 4 directions ↗

01 · Planning permission

Article 4 made — in force from 14 February 2027

An Article 4 direction removing permitted development rights for small HMOs (C3→C4) has been MADE in Hammersmith and Fulham but does not come into force until 14 February 2027. Converting a family home to a small HMO does not need planning permission here today — but it will from that date, so factor it into anything you are timing. Confirm the commencement date with the council.

See the full Article 4 picture below ↓

02 · Licence to operate

Mandatory HMO licence National

5 or more occupants forming 2 or more separate households

Any HMO occupied by five or more people making up two or more separate households (sharing a kitchen, bathroom or toilet) must hold a mandatory HMO licence. This applies in every council in England, regardless of the number of storeys.

No Additional or Selective licensing scheme in our records for Hammersmith and Fulham. Many boroughs operate schemes that extend licensing to smaller HMOs or all rented homes, and these change on five-year cycles — check the council's current designation via the gov.uk licence finder ↗.

03 · Minimum room sizes

One person aged over 10	6.51 m²
Two people aged over 10	10.22 m²
One person aged under 10	4.64 m²
Any sleeping room	≥ 4.64 m²

Kitchen, bathroom & WC standards

Licensed HMOs must provide adequate, well-located cooking, washing and toilet facilities for the number of occupants, plus safe gas/electrics, working fire detection and proper waste storage. The exact ratios (occupants per bathroom, per WC, kitchen size) are set by each council in its own HMO amenity standards — confirm the figures with the borough before committing to a scheme.

Minimum room sizes and the mandatory-licensing threshold are national law (Licensing of Houses in Multiple Occupation (Mandatory Conditions of Licences) (England) Regulations 2018), sourced under the Open Government Licence v3 — they apply in every council. Licensing designations shown are those in our records; verify the current position and exact amenity standards with Hammersmith and Fulham Council before relying on this. gov.uk: HMO licences ↗

Article 4 Directions in Hammersmith and Fulham planning.data.gov.uk

HMO conversion (C3→C4)

Requires full planning permission — permitted development rights removed.

1 designated area Relevant to: lender, investor, developer

HMO Restrictions (1)

Check the direction document to confirm the geographic extent.

Article 4 (HMO) — Hammersmith and Fulham (PROPOSED, NOT YET IN FORCE) HMO since 2027

HMO Conversion (C3→C4)

Converting a family home (C3) to a small HMO of up to 6 people (C4) requires full planning permission — permitted development rights have been removed.

Relevant to: lender, developer, investor

View direction document ↗

ASTOR UNDERWRITING UNIT // HAMMERSMITH AND FULHAM // DATA SYNC: ACTIVE // PORTAL: VERIFIED // ANALYSIS: 20 SEP 2026

Hammersmith and Fulham HMO & Article 4 planning

See the full picture for Hammersmith and Fulham

HMO Requirements in Hammersmith and Fulham

Article 4 Directions in Hammersmith and Fulham planning.data.gov.uk