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Architectural drawings in BR8

Swanley and Crockenhill are Kent addresses: planning here is decided by Sevenoaks District Council, not by Bromley.

BR8 at a glance

Primary area
Swanley
Borough
Bromley
Planning authority
Bromley Council
Conservation areas (borough)
48
Quote turnaround
Same day

Chartered architectural technologist at work — architectural drawings in London
Services in BR8

Drawings for every BR8 property type

Questions about BR8

BR8 planning FAQ

What borough is BR8?

BR8 primarily covers Swanley in Bromley.

Do I need planning permission in BR8?

Decisions for BR8 are made by Bromley Council. Standard Permitted Development rules apply for most rear extensions and loft conversions on terraced and semi-detached houses, unless the property is in a conservation area, is listed, or sits under an Article 4 Direction. Article 4 in Bromley: No.

What does it cost to get drawings in BR8?

Building regs from £950. We do not charge hourly. Free site survey across all BR8 addresses.

How long does a project take in BR8?

From first call to planning decision: typically 12–14 weeks. Site survey week 1, design weeks 2–3, validation 1–2 weeks, statutory 8-week determination. Bromley Council timelines align with the national norm.

What housing stock dominates BR8?

Swanley in BR8 is characterised by the housing stock of Bromley — broadly large 1930s detached and semi-detached in chislehurst and bickley.

Boroughs covering BR8

Local authorities

Nearby postcodes in Bromley

An architectural technologist checking a printed set of house drawings, marking a proposed elevation in red — architectural drawings in BR8
Every set is checked line by line against the validation checklist before it leaves the office.
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Which BR8 postcodes does this drawing package service cover?

Every BR8 postcode district we draw in, the stock that dominates it and the authority that validates a drawing package there. BR8 fees below are the statutory England rates for 2026, not drawing package estimates.

PostcodeAreaDominant stockWhat it means for a drawing package
BR8Swanleymixed Victorian and inter-war stockBR8 belongs to Kent. Swanley, Hextable and Crockenhill are all inside Sevenoaks District, so a drawing package from a BR8 address is lodged with Sevenoaks District Council rather than with Bromley. The postcode borrows Bromley's letters for delivery reasons; the planning boundary lies some distance to the west of it.
SE20Anerley / PengeVictorian and Edwardian terracesAdjoining district to BR8, also inside Bromley for drawing package purposes.
BR1Bromley / BickleyVictorian terraces, Edwardian villas, post-war flatsAdjoining district to BR8, also inside Bromley for drawing package purposes.
BR2Hayes / KestonVictorian terraces, Edwardian villas, post-war flatsAdjoining district to BR8, also inside Bromley for drawing package purposes.
BR3BeckenhamEdwardian villas, 1930s semi-detachedAdjoining district to BR8, also inside Bromley for drawing package purposes.

How does a drawing package differ street by street across BR8?

Roof pitch, wall build-up and plot depth change every few BR8 streets, and each one changes what a drawing package can achieve at that address.

Does BR8 planning policy restrict a drawing package?

BR8 (Swanley) conservation designations: there are 48 across Bromley Council, Bromley Town, Chislehurst, Beckenham among them. Designation costs a BR8 (Swanley) owner the permitted-development route: a drawing package then needs a £548 householder application over 8 weeks, in place of the £249 prior approval route that takes 6 weeks. Bickley is the BR8 (Swanley) designation that most often changes a drawing package design.

BR8 (Swanley) permitted development status: there is no borough-wide direction from Bromley Council, so a drawing package at a BR8 address is normally still permitted development. We certify that with a £274 Lawful Development Certificate rather than leaving a BR8 (Swanley) sale to argue it later.

What BR8 (Swanley) is built from: Large 1930s detached and semi-detached in Chislehurst and Bickley; Edwardian in Beckenham; Victorian in Bromley town; Metropolitan Green Belt covers significant rural-fringe land. Largest London borough by area; substantial Green Belt; conservation areas in most town centres; generally permissive elsewhere. That mix decides the drawing package route in BR8 (Swanley) more than the postcode does, and it is what a Bromley Council case officer reads first. A householder application costs £548 paid to Bromley Council direct, with 8 weeks to a decision once validated.

Which neighbouring authorities border BR8?

Sources for this BR8 drawing package page: borough policies maps and conservation-area registers (2025–26), Royal Mail postcode district boundaries, the Town and Country Planning (Fees for Applications) (England) Regulations, the Town and Country Planning (General Permitted Development) (England) Order 2015 as amended, and the Party Wall etc. Act 1996.

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Architectural drawings in BR8 — the exterior of London house before works
The exterior of a london house before works — architectural drawings in BR8.
Further reading

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