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Zone · Kensington and Chelsea

Architectural drawings in East Kensington and Chelsea

East Kensington and Chelsea at a glance

Neighbourhoods
Kensington, Earl's Court fringe and Knightsbridge borders
Typical property
Stucco terraces, mansion blocks and garden-square houses
Planning authority
RBKC Planning
Article 4 in borough
Yes
Conservation areas (borough)
38
Quote turnaround
Same day

London period house exterior with architectural character — architectural drawings in Kensington & Chelsea
Where we draw in East Kensington and Chelsea

Which Kensington and Chelsea neighbourhoods does this cover?

This page covers the eastern part of the borough — Kensington, Earl's Court fringe and Knightsbridge borders and the streets around them. The stock here is largely stucco terraces, mansion blocks and garden-square houses, and we prepare drawings across every one of those types for RBKC Planning.

The Kensington and De Vere conservation areas govern the east, where stucco terraces and mansion flats are altered under close design control by the Royal Borough. Whichever route your address falls under, we confirm it free at the measured survey and design to match the eastern Kensington and Chelsea streetscape — from period rear and side-return extensions to rear-dormer and mansard loft conversions.

Services in East Kensington and Chelsea

What we draw in East Kensington and Chelsea

Planning in Kensington and Chelsea

How does planning work across East Kensington and Chelsea?

Every application in East Kensington and Chelsea is decided by RBKC Planning. Householder applications carry a statutory 8-week determination; allow around 12–14 weeks from first call to decision once the measured survey, design and validation are included. We hold a 98% first-time approval rate across Kensington and Chelsea.

Article 4 Direction: Article 4 Directions covering HMOs, office-to-residential, and basement developments — RBKC has some of the strictest basement policies in London.

Basement policy: RBKC's basement policy (post-2015) limits to single-storey under 50% of garden area; double-storey basements effectively prohibited in residential streets.

An architectural technologist checking a printed set of house drawings, marking a proposed elevation in red — architectural drawings in East Kensington and Chelsea
Every set is checked line by line against the validation checklist before it leaves the office.

Which Kensington and Chelsea postcodes does this drawing package service cover?

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

PostcodeAreaDominant stockWhat it means for a drawing package
W10North Kensington / Ladbroke GroveVictorian terraces, post-war estatesA drawing package at an W10 address in North Kensington / Ladbroke Grove is determined by RBKC Planning under its own Local Plan policies for North Kensington / Ladbroke Grove.
W11Notting Hill / Holland ParkVictorian stucco terracesW11 covers Notting Hill / Holland Park only; RBKC Planning handles the drawing package, and Notting Hill / Holland Park case officers apply the W11 conservation-area map.
SW1XKnightsbridge / BelgraviaRegency stucco terraces, listed buildingsKnightsbridge / Belgravia is split at SW1X. Either Westminster City Council or RBKC Planning can determine a drawing package here, so the SW1X address is checked against both policies maps first.
W14West Kensington / Barons CourtVictorian and Edwardian villasWest Kensington / Barons Court is split at W14. Either Hammersmith & Fulham Council or RBKC Planning can determine a drawing package here, so the W14 address is checked against both policies maps first.
SW3Chelsea / BromptonGeorgian and Victorian terraces, listed buildingsSW3 covers Chelsea / Brompton only; RBKC Planning handles the drawing package, and Chelsea / Brompton case officers apply the SW3 conservation-area map.
SW5Earl's CourtStucco terraces, Edwardian mansion blocksEarl's Court sits wholly inside SW5, so RBKC Planning validates every drawing package submitted from an SW5 address.
SW7South Kensington / KnightsbridgeStucco terraces, mansion blocks, listed buildingsSouth Kensington / Knightsbridge is split at SW7. Either RBKC Planning or Westminster City Council can determine a drawing package here, so the SW7 address is checked against both policies maps first.
SW10West Brompton / World's EndGeorgian and Victorian terraces, listed buildingsA drawing package in West Brompton / World's End may land with RBKC Planning or Hammersmith & Fulham Council — SW10 crosses the boundary, and the SW10 policies map decides it street by street.

What changes about a drawing package in each part of Kensington and Chelsea?

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

How do conservation areas and Article 4 affect a drawing package in Kensington and Chelsea?

Conservation areas covering Kensington and Chelsea: RBKC Planning runs 38, and Kensington, Chelsea, Notting Hill are the ones Kensington and Chelsea owners meet most. A drawing package inside a Kensington and Chelsea conservation area loses permitted development, so the Kensington and Chelsea submission is a householder application at £548 decided in 8 weeks — not a £249 prior approval decided in 6 weeks. In Earls Court a drawing package is judged on the street elevation first.

What Article 4 removes near Kensington and Chelsea: Article 4 Directions covering HMOs, office-to-residential, and basement developments — RBKC has some of the strictest basement policies in London. Before pricing a drawing package we check whether the SW3 address is inside the mapped area, because RBKC Planning draws the Kensington and Chelsea boundary street by street rather than across the whole of Kensington and Chelsea.

Kensington and Chelsea below-ground policy: RBKC's basement policy (post-2015) limits to single-storey under 50% of garden area; double-storey basements effectively prohibited in residential streets. Any drawing package in Kensington and Chelsea that goes below existing foundations triggers two months notice under section 6 of the Party Wall etc. Act 1996, and RBKC Planning will want the SW3 ground and groundwater position set out.

The building fabric around Kensington and Chelsea: Grand white stucco Regency and Victorian terraces; red-brick Queen Anne mansions in Kensington; Edwardian mansion blocks; almost no post-war housing stock. Internationally wealthy residents; extensive listed building coverage; heritage and streetscape prioritised in every decision. A drawing package in Kensington and Chelsea is scoped against that stock first, because it decides whether the scheme runs as permitted development, a £274 Lawful Development Certificate, or a full £548 application to RBKC Planning.

Which neighbouring authorities border Kensington and Chelsea?

Sources for this Kensington and Chelsea 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.

East Kensington and Chelsea FAQs

East Kensington and Chelsea — your questions answered.

Direct answers to what homeowners in eastern Kensington and Chelsea ask about drawings, permission and fees.

Do I need planning permission for an extension in East Kensington and Chelsea?

It depends on your exact address. Many single-storey rear and side-return extensions on unlisted houses in East Kensington and Chelsea fall under Permitted Development, but The Kensington and De Vere conservation areas govern the east, where stucco terraces and mansion flats are altered under close design control by the Royal Borough. Flats, listed buildings and conservation areas always need full planning, decided by RBKC Planning. Article 4 in the borough: Yes — check your address. We confirm exactly which route applies to your property, free, at the survey.

What kind of homes do you draw in East Kensington and Chelsea?

The eastern half of Kensington and Chelsea — around Kensington, Earl's Court fringe and Knightsbridge borders — is characterised by stucco terraces, mansion blocks and garden-square houses. We prepare planning and building-regulations drawings for every period represented here, designed to match the local streetscape and satisfy RBKC Planning.

How much do architectural drawings cost in East Kensington and Chelsea, and how long do they take?

RBKC Planning determines householder applications in 8 weeks; allow roughly 12–14 weeks end to end (survey, design, validation and determination). We hold a 98% first-time approval rate across Kensington and Chelsea.

More of Kensington and Chelsea

Other areas of Kensington and Chelsea

Planning history and precedent stop at the borough line, so the comparable approvals nearby may sit elsewhere. See all services in North Kensington and Chelsea and All of Kensington and Chelsea.

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Architectural drawings in East Kensington and Chelsea — the exterior of London house before works
The exterior of a london house before works — architectural drawings in East Kensington and Chelsea.

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