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Conservation areas in London

Design in conservation areas and under Article 4 directions, informed by character appraisal and prepared to meet the test of character and appearance.

A curving buff-brick extension meeting a period sandstone house, seen from the garden

Design in a conservation area begins with the character of the place: its streets, materials, rooflines and the pattern of its buildings.

The brief

Design in a conservation area begins with the character of the place: its streets, materials, rooflines and the pattern of its buildings.

Approach

Proposals are informed by the conservation area appraisal and by precedent on the street, so that new work preserves or enhances the character and appearance of the area.

Planning and regulation

Designation removes some permitted development rights, and Article 4 directions may remove further rights street by street. The rights that apply to each property are established at the initial consultation.

Delivery

The studio prepares the planning application and heritage statement, and manages dialogue with the conservation officer through to decision.

Fees

Fees are fixed for each stage and confirmed in writing once the scope is agreed. Construction cost depends on the site, the specification and the procurement route, and is established through an indicative cost plan at feasibility stage.

Common questions

How can conservation area status be confirmed? +

Council policy maps show every boundary and Article 4 direction. We run this check as part of the initial consultation.

Is extension still possible? +

Usually yes. Extensions are approved constantly. The bar is design quality, materials and townscape evidence.

What is an Article 4 direction? +

A direction removing specific permitted development rights — often on windows, doors, brickwork or front elevations. Every London conservation area address should be checked.

What if work has already been carried out without checking? +

Specific advice on the facts. Retrospective applications are often the pragmatic route. If refused, enforcement may follow. We advise without judgement.

Is conservation area consent required as well as planning permission? +

No. Conservation Area Consent as a separate regime was abolished in 2013. Everything goes through the planning application process.

What about trees? +

Every tree over 75mm trunk diameter is protected. Six weeks’ notice of any works must be given — failure is a criminal offence.

Are solar panels allowed? +

Sometimes. On principal or side elevations they usually need permission and Article 4 often restricts them further. On rear elevations the restrictions are lighter.

Does the conservation officer’s view matter? +

They are a statutory consultee on many applications and provide specialist advice to the planning officer. Their view carries significant weight on character-and-appearance. Pre-application engagement often makes the difference.

The first consultation includes the Article 4 check and an initial view on what would be achievable.

Who we work with

  1. 01Homeowners
  2. 02Developers
  3. 03Landowners
  4. 04Businesses
  5. 05Landlords
  6. 06Self-builders
  7. 07Investors

Why clients choose us

01Fixed fees

Fees are fixed at each stage and confirmed in writing, so that cost is known before design begins.

02Director-led

A director leads each project from the first conversation to completion, giving continuity at every stage.

03Response

Every enquiry is answered by a director within one working day, and progress is reported at every stage.

04Independent advice

Advice follows the evidence, including where it departs from the initial brief.

05Design quality

Design is resolved in detail before it reaches site, so that the quality of the idea is carried into the built work.

Related services

Services that usually sit alongside this appointment. Fixed fees, staged, with a director leading the work.

Discuss a project with the studio

Provide the site address and a summary of the requirement. A director will respond within one working day.

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