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Free 2026 London Planning ReportChange of Use Drawings in Bexley Village DA5

Rear extension behind a Victorian cottage in Bexley Village DA5, London Borough of Bexley
Bexley Village · DA5 · Bexley

Change of Use Drawings in Bexley Village DA5

Fixed-fee, MCIAT-chartered change of use drawings for Bexley Village (DA5) homeowners — London Borough of Bexley validation and local constraints handled from the start.

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Bexley Village (DA5) sits on the River Cray at the south-eastern edge of the borough, where the historic High Street winds down past cottages and shops to the green and St John's Church. Rear and side extensions on the Victorian and Edwardian houses ringing the old core are the most common projects here, and the village's semi-rural setting on the edge of the Metropolitan Green Belt shapes how the council reads them.

The Old Bexley Conservation Area, first designated in 1971 and extended in 1987, covers the winding High Street, the green and the riverside around the old ford, protecting 18 listed buildings and the prevailing local brick. Where a DA5 property sits relative to that boundary decides whether roofline, window and front-elevation changes are permitted development or need consent.

Rear extension behind a Victorian cottage in Bexley Village DA5, London Borough of Bexley
Isometric illustration of a Bexley Village DA5 home change of use drawings design
Proposed floor plan
Bexley Village DA5

Planning in Bexley Village (DA5): what to know before you apply

Inside the Old Bexley Conservation Area the Article 4(2) Direction means front-elevation, roof, window and boundary changes that would be permitted development elsewhere need a full householder application, and the 18 listed buildings additionally require listed-building consent. Beyond the boundary, on the Edwardian and inter-war streets toward the station, many rear and loft projects still fall within permitted development, so we check the boundary and the Green Belt edge before advising a route.

Typical Bexley Village housing stock

The conservation-area core is a tight grain of 18th- and 19th-century brick cottages, listed timber-framed houses and Victorian shopfronts along the winding High Street, giving way to Edwardian villas and inter-war semis on the rising ground toward Bexley station and Parkhill Road.

Streets we regularly draw for in Bexley Village

High Street · Tanyard Lane · Manor Road · North Cray Road

What DA5 is actually built of

Measured from 275 classified residential buildings in DA5, not from a description of the area.

Bexley Village DA5 housing mix

Residential building form across the DA5 postcode district, from 275 classified buildings.

Attached on more than one side28%
Attached on one side48%
Detached25%
Median building footprint84 m²
Addresses per buildingAbove about 2 means flats and maisonettes dominate1.08
Buildings classified275

Source: Ordnance Survey National Geographic Database (derived statistics). Contains OS data © Crown copyright and database right 2026. Contains Royal Mail data © Royal Mail copyright and database right 2026. Extracted 2026-08-17.

Change of Use Drawings for Bexley Village (DA5) homes: the package and the process

A change of use application is decided on what the building is, what it becomes, and what that changes. The drawings show the existing use class layout and the proposed one at the same scale, with a floor area schedule for each so the officer can see exactly what is moving between uses.

The supporting drawings usually matter as much as the plans. Access, parking, servicing arrangements, refuse storage and any external alteration all get drawn, because the objections to a change of use are rarely about the internal layout — they are about what the new use does to the street.

The building's form limits what it can honestly become. A ground-floor unit with its own frontage converts to residential more readily than upper floors reached through a shared entrance, and a deep plan with windows on one elevation only will struggle to give a habitable room adequate light whatever the policy position.

What counts as a material change of use?

Not every change in how a building is used needs planning permission — only a 'material' change, one significant enough to affect the character of the use of the land. Converting a single dwellinghouse into two or more flats is always material. Adding paying lodgers within a single household usually is not, until the household tips over into a small House in Multiple Occupation. We assess whether your proposed change crosses that threshold before recommending a route.

The Use Classes Order: C3, C4, E and sui generis

The Use Classes Order groups uses so planners, and permitted development rules, can treat similar activities consistently.

C3 — Dwellinghouses

The class covering a single household living as a single unit, including up to two people living together as a single household who are not related. Most family homes and self-contained flats fall here.

C4 — Houses in multiple occupation (small)

Covers a shared house or flat occupied by three to six unrelated people sharing basic amenities such as a kitchen or bathroom. Moving from C3 to C4 is a change of use, though it is often permitted development unless your borough has removed that right.

Class E — Commercial, business and service

A wide class combining shops, offices, gyms, cafes and other business uses that can change between each other without planning permission, but changing from Class E to residential use is a material change requiring the prior-approval or full planning route.

Sui generis

Uses that do not fit any class, including large HMOs of seven or more unrelated occupants, betting shops and drinking establishments. A change of use to or from a sui generis use normally needs planning permission.

Do I need full planning permission or can I use prior approval?

Some changes of use are permitted development subject to a prior-approval application rather than full planning permission — the best-known example is Class MA, which allows certain Class E commercial premises to become residential (C3) subject to the council assessing specific matters such as flooding, contamination and noise, without a full application. Other changes, including most conversions of a house into self-contained flats, fall outside any prior-approval route and need full householder or full planning permission. We identify which route applies to your building before drawing anything.

Change of use routes for a London property
RouteWhen it appliesTypical packageFee from
Prior approval (Class MA)Class E commercial to residential, meeting the criteriaPrior-approval drawings and statement£1,200
Full planning permissionConversion into flats, HMO or use outside prior approvalPlanning + building regs£1,600–£2,400
No application neededUse falls within an existing permitted class changeDrawings for record purposes only£450
Sheet from a change of use drawings package drawn for a Bexley Village property in DA5, showing the existing and proposed arrangement at scale
A sheet from the change of use drawings package we submit to London Borough of Bexley for Bexley Village (DA5) properties.
FAQ

Change of Use Drawings in Bexley Village DA5 — FAQs

How much do change of use drawings cost in London?+
Change of use packages typically start from £1,200, depending on whether the route is prior approval or full planning permission and how many units are involved. We agree a fixed fee before drawing begins.
What is the difference between a material change of use and general permitted development?+
A material change of use concerns what a building or piece of land is used for, while permitted development more broadly also covers physical building work. Some material changes of use are themselves permitted development, such as certain Class E to residential conversions under Class MA, but many, including converting a house into flats, are not.
How long does a change of use application take to be decided?+
A prior-approval application under Class MA is typically decided within 56 days; a full planning application follows the usual eight-week statutory period for most schemes. We prepare a complete package to avoid delays caused by missing information.
Do I need an architect for a change of use application?+
No. As an MCIAT-chartered architectural technologist practice, we prepare the same council-accepted drawings and statements an architect would, typically at a lower fee, and can submit via the Planning Portal on your behalf.
Will converting my house into flats need building regulations approval too?+
Yes. Converting a house into self-contained flats almost always triggers building regulations, covering fire separation, sound insulation between units and means of escape, in addition to any planning permission needed for the change of use.
Do I need planning permission for an extension in Bexley?+
Bexley has no borough-wide Article 4 direction affecting typical householder permitted development, so its semi-detached homes often keep fuller rights than inner-London terraces — larger rear and single-storey extensions can qualify. Conservation areas such as Old Bexley Village and Danson Park, and riverside flood-zone constraints toward Erith, restrict this. We check your address first and can confirm permitted development with a Lawful Development Certificate.
Can I build a bigger extension because Bexley plots are larger?+
Often, yes. The generous interwar plots across Bexleyheath, Sidcup and Welling make substantial rear and double-storey extensions viable where a tight terrace could not. The limit is usually design and amenity policy rather than space. We design to use the plot fully within permitted-development allowances or a well-evidenced full application.
What extra control applies in Old Bexley Village or around Danson Park?+
These conservation areas carry design control over materials, rooflines and front elevations, and the Upton area of Bexleyheath includes the setting of William Morris's Red House. Permitted development is often restricted there, so we design to the area's character and prepare a full, context-led application where a standard permitted-development route doesn't apply.
How long does Bexley Council take to decide?+
Bexley determines most householder applications within the statutory eight-week period once validated; conservation cases can involve additional consultation. A complete, correctly scaled submission is the best way to avoid a validation query — we prepare Bexley drawings to the council's checklist to keep the application on track.
How much do planning drawings cost in Bexley?+
We quote a fixed fee upfront, typically around 30% below an architect's charge for the same council-accepted drawings, with free redraws until Bexley approves. Because plots here allow larger schemes, the fee tracks complexity — a single-storey rear differs from a double-storey — and we confirm it once we understand your plans.
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