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Free 2026 London Planning ReportLawful Development Certificate Drawings in Greenwich

Aerial view of London rooftops and gardens across a borough like Greenwich, from historic terraces to suburban homes
Greenwich · London

Lawful Development Certificate Drawings in Greenwich

Fixed-fee, MCIAT-chartered lawful development certificate drawings for Greenwich homeowners — Royal Borough of Greenwich validation and local constraints handled from the start.

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Greenwich stretches from the Georgian streets of West Greenwich and the Georgian-fringed heath at Blackheath — set against the Maritime Greenwich World Heritage Site — out to the Edwardian villas of Westcombe Park and the interwar and post-war suburbs of Eltham and Kidbrooke. The northern, historic core carries strong conservation and protected-view control, while the outer suburbs and newer riverside development along the Thames offer more generous plots for extensions and lofts. The right route depends heavily on where in the borough you are.

The character shifts street by street. Conservation areas at West Greenwich, Ashburnham Triangle, Blackheath, Westcombe Park, Eltham Park and Woolwich each carry design control over materials, rooflines and front elevations, and the sloping sites around Blackheath and the Greenwich hills shape what an extension can be. Protected views toward the Royal Observatory and across the river, together with Article 4 directions on HMO conversions in parts of the borough, mean the constraints on a heritage-led scheme in the historic core differ sharply from a straightforward suburban addition toward Eltham or Charlton.

We prepare Greenwich planning drawings tuned to the specific area — heritage-led applications around West Greenwich and Blackheath, and simpler extension and loft schemes toward Eltham and Kidbrooke — confirming the World Heritage Site setting and conservation designations for your address first. It is the same council-accepted drawing set an architect would prepare, usually at around 30% less, with a fixed fee agreed up front, a roughly seven-day drawing turnaround and free redraws until the Royal Borough of Greenwich approves. Most householder applications are decided within the statutory eight-week period once validated, so we draw to the council's validation checklist from the start.

Aerial view of London rooftops and gardens across a borough like Greenwich, from historic terraces to suburban homes
Isometric illustration of a Greenwich home extension design
Proposed floor plan
Greenwich

Planning in Greenwich: what to know before you apply

A distinctive Greenwich consideration is the Maritime Greenwich World Heritage Site and its buffer zone, where the council protects townscape and long views toward the Royal Observatory — proposals nearby are assessed against that setting. Conservation-area control in West Greenwich, Blackheath and Westcombe Park, and Article 4 directions on HMO conversions in parts of the borough, also apply. We confirm what affects your address before drawing.

Typical Greenwich housing stock

Georgian and early-Victorian terraces around West Greenwich and Blackheath, Edwardian villas in Westcombe Park, interwar and post-war housing toward Eltham and Kidbrooke, and newer riverside development along the Thames.

Areas we regularly draw for in Greenwich

Greenwich · Blackheath · Westcombe Park · Charlton · Woolwich · Eltham · Kidbrooke

Lawful Development Certificate Drawings for Greenwich homes: the package and the process

Every lawful development certificate drawings we prepare for a Greenwich property is drawn to Royal Borough of Greenwich’s validation standards and tuned to the local constraints above. Here is what the drawing package covers and how the process runs from first survey to approval.

A Lawful Development Certificate (LDC) is a legal document from your local planning authority confirming that building work, or a use of land, is lawful and does not need planning permission. It is not planning permission itself — it is proof that permission was never required, which matters when a mortgage lender, a solicitor or a future buyer asks for evidence that an extension, loft conversion or outbuilding was built within your permitted development rights. DrawingsDirect prepares the drawings and supporting evidence a London borough needs to issue a certificate, checking first whether your project genuinely qualifies.

There are two certificate routes — one for work you are about to carry out (a proposed LDC) and one for work or a use that already exists (an existing or established-use LDC). Both are assessed against the same permitted development rules that apply to a full planning application, but the process is narrower, usually faster and typically cheaper, because the council is confirming a legal fact rather than exercising planning judgement. We assess your property, extension or use before recommending this route, so you are never sold a certificate application that will not succeed.

What is a Lawful Development Certificate?

A Lawful Development Certificate is issued under the Town and Country Planning Act and confirms, in writing, that a building project or a use of land is lawful and would not have required planning permission — or, for existing situations, that enough time has passed that the council can no longer take enforcement action. It carries the same legal weight as a planning permission for the purposes of proving lawfulness, and is the document solicitors and lenders look for when unauthorised-looking work shows up in a survey or a title check.

Proposed development vs an existing use — the two certificate types

Which certificate you need depends on whether the work is planned or already done.

Certificate of Lawfulness for Proposed Use or Development (LDCP)

Confirms, before you build, that a specific extension, loft conversion, outbuilding or use falls within your permitted development rights, so no planning application is needed. Useful where you want written certainty before committing to a project — for example ahead of a sale, or where a neighbour has raised a query.

Certificate of Lawfulness for Existing Use or Development (LDCE)

Confirms that work already carried out, or a use already established, is lawful — either because it fell within permitted development at the time, or because it has continued unchallenged for the statutory period (generally four years for a building operation or an unauthorised use as a single dwellinghouse, and ten years for most other unauthorised uses). This is the route most often needed at the point of sale, when a survey flags work with no paper trail.

LDC vs full planning permission for a London project
FactorLawful Development CertificateFull Planning Permission
What it confirmsThat work is lawful and needs no permissionPermission to build, subject to conditions
Typical drawing packageFrom £950£1,600–£2,400
Assessment basisFact — does it meet permitted development rulesJudgement — design, amenity, neighbour impact
Best forExtensions, lofts and uses within PD rightsWork exceeding PD limits or needing design sign-off
Statutory determination period8 weeks (typical)8 weeks for householder applications
FAQ

Lawful Development Certificate Drawings in Greenwich — FAQs

How much does a Lawful Development Certificate cost?+
Our LDC drawing and application packages typically start from £950, depending on the complexity of the project and the evidence required. We agree a fixed fee upfront, before any drawing work begins.
How long does an LDC application take to be decided?+
Councils have a statutory eight-week period to determine most LDC applications, similar to a householder planning application. We prepare a complete, evidence-backed package to avoid the delays that come from a council requesting further information.
What happens if the council refuses my LDC application?+
If a certificate is refused, the underlying work is not automatically unlawful — it simply means the council disputes that it falls within permitted development. We assess this risk before you apply, and where a certificate is unlikely to succeed we recommend a full planning application instead.
Do I need an architect for a Lawful Development Certificate?+
No. As an MCIAT-chartered architectural technologist practice, we prepare the same council-accepted drawings and evidence an architect would, typically at a lower fee, and submit via the Planning Portal on your behalf.
Is an LDC the same as building regulations approval?+
No. An LDC only addresses planning lawfulness. Building regulations approval, covering structural safety, fire and insulation standards, is a separate process and is still needed for most building work, even where no planning permission is required.
Do I need planning permission for an extension in Greenwich?+
It depends on the area. The interwar and post-war suburbs toward Eltham and Kidbrooke often retain permitted development rights for rear extensions and lofts, while the historic core around West Greenwich and Blackheath sits within conservation areas where those rights are removed. We check your address against the designations first and can confirm permitted development with a Lawful Development Certificate.
How does the Maritime Greenwich World Heritage Site affect my project?+
Proposals within the World Heritage Site or its buffer zone are assessed against the setting of Maritime Greenwich, where the council protects townscape and long views toward the Royal Observatory. It doesn't rule out an extension, but roof-level and prominent works near the site need careful, context-led design. We confirm whether the setting applies to your address before drawing.
Can I extend a home in Blackheath or Westcombe Park?+
Yes, but these conservation areas carry strong design control over materials, rooflines and front elevations, and sloping sites around Blackheath and the Greenwich hills shape what works. We design context-led drawings that respond to the area's Georgian and Edwardian character and the topography, which is what carries applications to consent here.
How long does the Royal Borough of Greenwich take to decide?+
Greenwich determines most householder applications within the statutory eight-week period once validated; World Heritage Site, conservation and protected-view cases can involve additional consultation. We prepare submissions to the council's validation checklist to avoid the drawing queries that cause most delays.
How much do planning drawings cost in Greenwich?+
We agree a fixed fee before starting, typically around 30% below an architect's fee for the same council-accepted drawings, with free redraws until Greenwich approves. A suburban Eltham extension and a West Greenwich heritage application differ in the evidence required, so we quote once we understand your address and project rather than by the hour.
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