Kitchen with a marble topped island and glass pendant lights.

Planning consultants in Westminster.

Central London · SW1 · Central London apartment, interiors and joineryCompleted work, photograph

Planning for apartments near the river in Westminster SW1P. Listed buildings and leases shape most of the work.

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Near the river, mostly listed, mostly flats.

76%
Of the city is conservation area
11,000+
Listed buildings in Westminster
SW1P · SW1H
City of Westminster

NU Projects is a design and build company in Fulham SW6, founded in 2010. We handle planning applications and appeals in Westminster SW1P, under one contract. Fees are priced per project by our own quantity surveyor, from the actual scope. Call 020 7731 6841, and a budget estimate typically follows within seven days.

This part of Westminster is Georgian terraces and mansion blocks close to the river. It is apartments almost entirely, many of them leasehold.

The City of Westminster has 56 conservation areas, covering about 76% of the city. Much of this district sits inside them. The city also has over 11,000 listed buildings.

So listed building consent is a frequent need. It covers any works that affect a listed building’s character. That can include replacing windows and inside alterations.

Extensions are rare here, and usually lateral, across a floor rather than outward. Each one is tested against the listing, the lease and the City Plan. Ministries, offices and homes share these streets, so access and deliveries need planning too.

Close to the river, flood zones 2 and 3 bring a site specific assessment. Our nearest work is apartments in SW1 and Belgravia.

What Westminster asks near the river.

Council
City of Westminster, for planning and listed building consent alike.
Conservation areas
Westminster has 56 conservation areas, covering about 76% of the city.
Listed interiors
In a listed house, consent covers the inside too. Plasterwork, panelling, stairs and chimneypieces are part of the listing.
Apartments
Most are leasehold. The freeholder’s licence and the managing agent’s rules both apply.
Flood risk
Flood zones 2 and 3 need a site specific flood risk assessment.

Source: Westminster’s conservation areas and listed buildings guidance. Read on 25 October 2026. Policies change, so we read them again for your address.

What planning costs in Westminster.

Listed consent and planning are prepared together, for one fee.

We confirm it in writing after reading the lease.

Open the calculatorThe 2026 cost guide

Does replacing windows in a listed Westminster flat need consent?

Usually. Listing covers the entire building.

Works needing consent can include new windows and internal alterations.

Do riverside Westminster homes need a flood risk assessment?

Where the address is in flood zone 2 or 3, yes.

A site specific assessment then goes in with the application.

Can a Westminster SW1P apartment be extended?

Rarely outward. Extensions here are usually lateral.

The lease, the listing and the City Plan all decide.

How much of Westminster is conservation area?

About 76% of the city, across 56 conservation areas.

We confirm the area and any listing for your building.

Tell us about your home in Westminster.

Your name and one way to reply are enough. It goes straight to the studio.

A phone number or an email is enough. We only need one.

Where did you find us? Optional
Optional, it helps us prepare
What is the work?