Two Victorian terraced houses on a London street, one painted white and one in yellow stock brick, with bay windows
Floor plan drawings, pencil sketches of a house, a scale rule and a protractor spread across a desk
Photo: Tima Miroshnichenko / Pexels

HMO drawings · London Borough of Croydon

HMO drawings in Croydon, from £945 fixed

Croydon has needed planning permission for every house-to-HMO change since 28 January 2020, and from 25 September 2026 even a three-person shared house needs an additional licence. Our drawings show each room's counted floor area against the council's own standards: 10 square metres for one person sharing a kitchen.

HMO drawingsfrom £795 drawings + £150 survey (£945 total)
Council fee£610
Get your fixed feeFFP-01 · Rev A
Our fixed fee£795
Council fee, paid to your council£548
Our fee + council fee£1,343
CoverageAll 33 boroughs

Householder application fee, paid to your council at submission.

Plus the Planning Portal's own charge if the application goes through the Portal: up to £149 including VAT, depending on the application type, and some types have none (source).

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Starts at£150
Boroughs33/33
Stages5

Photo: Huy Phan / Pexels

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Two Victorian terraced houses on a London street, one painted white and one in yellow stock brick, with bay windows
A London terrace. Photo: Huy Phan / Pexels.

What Croydon Council asks of a HMO conversion

From the council's Borough-wide Article 4 Direction: houses in multiple occupation (adopted 28 January 2020 (in force)).

  • Croydon made a borough-wide Article 4 direction on 28 January 2019, confirmed to take effect on 28 January 2020, removing the Class L(b) right to change a house or flat from Class C3 to a Class C4 small HMO anywhere in the borough. (source, checked 25 October 2026)
  • From 25 September 2026 an additional HMO licence is needed, borough-wide, for an HMO occupied by 3 or 4 persons forming 2 or more households; licences last up to five years. (source, checked 25 October 2026)
  • Croydon's bedsit-type HMO standards (reviewed October 2024) set a minimum of 10 square metres for one person in a room with a shared kitchen and 15 square metres for two, rising to 13.5 and 18.5 square metres where the room has its own cooking facilities. (source, checked 25 October 2026)
  • The same standards ask for a floor-to-ceiling height of 2.3 metres in habitable rooms, bathrooms and WCs (2.14 metres over 75% of an existing attic room), disregard floor area under 1.53 metres, and allow no more than two people to sleep in one bedroom. (source, checked 25 October 2026)

What Croydon HMO conversion drawings have to show

Because the Article 4 direction covers every street in Croydon, a house-to-HMO change starts with a planning application, and the drawings are made for two readers: the planning officer and, later, the licensing team. The existing and proposed floor plans name every room, give its floor area to one decimal place and mark which rooms are bedrooms, shared kitchens and bathrooms.

We measure the floor area the way the council's standards do, leaving out anything under 1.53 metres of headroom, so a loft bedroom is shown at its counted area rather than its gross area. A section through any attic room shows the 2.14 metre height over three quarters of the floor, and the plans show how many people each bedroom is laid out for, never more than two.

PS2 · at a glance

Croydon: 786 householder decisions

Croydon
Approvals, prior approvals included86.6%

681 of 786 granted. London: 85.8%.

Decided within 8 weeks95.3%

502 of 527 applications, prior approvals excluded.

Source: MHCLG PS2, 1 July 2025 to 30 June 2026. Dark tick: London.
An open-plan living room with an exposed brick wall, a sofa and a dining table under pendant lights
An open-plan ground floor: knocking rooms together is where a beam, and structural calculations, come in. Photo: Max Vakhtbovych / Pexels.

What it costs in Croydon

  • HMO drawings: from £795 drawings + £150 survey (£945 total), plus £610 to Croydon Council.
  • Where a change of use application is required.

HMO drawings across London · Croydon planning rules · every price

Answers

Croydon HMO conversion questions

Do I need planning permission for a small HMO in Croydon?
Yes. Croydon's borough-wide Article 4 direction, in force since 28 January 2020, removes the permitted development right to turn a house or flat into a small HMO for three to six people. A planning application is needed wherever the property is in the borough, and the drawings must show the proposed room layout.
Does a three-person HMO in Croydon need a licence?
From 25 September 2026, yes. Croydon's additional licensing scheme covers HMOs occupied by three or four people forming two or more households, across the whole borough, on top of national mandatory licensing for five or more. A licence lasts up to five years, and planning permission is a separate decision.
How big does an HMO bedroom have to be in Croydon?
The council's bedsit-type HMO standards ask for at least 10 square metres for one person in a room sharing a kitchen, or 15 square metres for two. A room with its own cooking facilities needs 13.5 square metres for one person. Floor under 1.53 metres of headroom is not counted.

Start with £150

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01
Measured surveyWithin five working days
£150
02
Existing drawingsThe building as it stands
£175
03
Proposed drawingsYour scheme, revised until right
£225
04
Planning application packForms, statements, OS plans
£125
05
Submission and agent servicePortal submission, queries handled
£120
Total, planning application£795
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