Hampstead Architecture and Planning

Westminster

Licence to Alter Drawings in Soho

A Soho Licence to Alter drawing pack should begin with the exact property, proposed works and lease procedure—not a neighbourhood-wide assumption. We coordinate the private landlord submission with separate checks for Westminster planning, lawful use, conservation or listed status and Building Regulations, recording which route applies and which evidence is still outstanding.

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The short answer

What should a Soho Licence to Alter drawing pack prove?

It should prove what is proposed at the exact address, how the work relates to the documented demise and lease, and what the named landlord asks to review. It should also record—without merging them—the address-specific Westminster planning, use and heritage checks and the separate Building Regulations route.

Planning at a glance

Soho

Planning at a glance in Soho
Local planning authorityCity of Westminster
Conservation areaSoho Conservation Area (incorporating Chinatown)
Article 4 directionIn effect since 31 July 2016 (Westminster’s city-wide basement direction)
Likely approval routeHouseholder planning application or permitted development, depending on conservation status, listing and property type — confirmed for the exact address before drawings begin
Statutory determination time8 weeks for most householder applications (13 weeks for major applications)
Local planning noteSoho and Chinatown share a single conservation area; because Soho lies in Westminster’s Central Activities Zone, a further Article 4 direction (from 22 July 2022) removes permitted-development rights to change commercial (Class E) space to residential.
Typical drawing package£1,500–£2,750 inc. VAT, fixed fee. Find my package →

Start with the full postal address, unit number, lease and plan defining the demise. The Soho label does not identify the owner, landlord, managing agent or approval route. Establish those parties and the relevant lease clauses from the property documents before drawings are labelled as a Licence to Alter submission.

The public-law review is also address-led. Westminster City Council is the local planning authority, but applicable controls depend on the building, recorded use, proposed work and mapped designations. A current address search and adopted policy are sounder starting points than a nearby project, estate-agent description or W1 label.

Westminster publishes a map and audit for the Soho Conservation Area. Check the site against the map rather than inferring identical constraints for every address called Soho. Check the statutory list separately for the building and, where the scope may affect shared or attached fabric, the relevant listed description and extent.

The Westminster City Plan 2026 identifies a Soho Special Policy Area and describes mixed activity. This informs planning review but does not prove the lawful use of a floor, flat or room. Examine the address record, planning history and available lawful-use evidence before an alteration brief relies on an assumed use.

Private consent follows the lease and named landlord’s procedure. Identify how the lease categorises the work, what notice or application it requires and whether a current alteration guide exists. Drawings should answer that documented route, without attributing standard demands, fees, working hours or approval times to all Soho landlords.

A measured survey should reconcile the proposal with the demise plan and visible conditions. The scope schedule distinguishes partitions, doors, floors, wet areas, services, structure and external penetrations. Concealed construction, shared services and ownership boundaries remain identified uncertainties until records, inspection or specialist evidence resolves them.

Planning permission, listed building consent and landlord consent answer different questions. Landlord agreement does not remove a statutory requirement, and a planning outcome does not amend the lease. Review external appearance, plant, extract routes, protected fabric and use on their facts. Internal work can remain controlled in a listed building.

Building Regulations form an independent track. Screen the work for the technical matters it engages, potentially including structure, fire safety, ventilation, drainage, sound or electrical work. The landlord pack may reuse coordinated information, but a Licence to Alter is not Building Regulations approval and must not imply technical acceptance.

Soho’s neighbourhood plan and the City Plan provide policy context, not site evidence. If a proposal could affect a commercial operation, residential amenity, servicing, ventilation or waste route, first confirm that condition at the address. Assess the verified relationship without assigning a neighbour type or impact from location alone.

Consider party wall procedure from the proposed work, structures and ownership information, not the flat’s shape or street. A structural opening, work to a party structure or qualifying excavation may require specialist advice; another alteration may not. Record the interface without claiming every adjoining owner needs notice or an award.

Construction information must be building-specific. Take access, common-part protection, deliveries, temporary works, noise, waste and permitted working periods from the named building’s rules, survey and contractor proposals. If absent, list them as decisions for the landlord or manager instead of inventing a Soho-wide security or access protocol.

Before issue, record the verified address, lease route, consenting parties, scope, planning and heritage checks, Building Regulations strategy and gaps. Pause where the demise is unclear, use is unverified, protected fabric may be affected or an external route is unsurveyed. The submission should not promise consent or borrow another building’s conclusions.

Thinking about a project in Soho?

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Local planning

Planning & conservation context

Use Westminster’s current address-based planning records first. The Soho name supplies context, but the individual property record, proposed development and any live constraints determine whether a planning application or further evidence is needed.

Check the council’s published Soho Conservation Area map for the site. If the address falls within the boundary, read the conservation audit alongside current adopted policy; the council cautions that older audits should not be treated as the complete current policy position.

Check listed status separately from conservation-area status. If the building is listed, the effect of internal as well as external work on its special interest requires project-specific review; inclusion in a conservation area alone does not establish that the building is listed.

The City Plan 2026 contains a policy for the Soho Special Policy Area. Its description of mixed activity is a strategic planning context only and cannot establish a unit’s lawful use, leasehold arrangement, construction, neighbour relationship or consent history.

Westminster formally made the Soho Neighbourhood Plan in October 2021, so it forms part of the statutory development plan. Apply its relevant policies to the verified address and proposal rather than treating the plan as a private landlord handbook.

Keep the decision routes explicit: Westminster planning, use and heritage controls are public-law checks; the lease and named landlord govern private alteration consent; Building Regulations address technical compliance. Progress on one route is not evidence that either of the others is complete.

For the wider local-authority picture — policies, timescales and application routes — see planning in Westminster.

Illustrative study — street elevation

Architecture in Soho: FAQs

Does every Soho flat automatically need a Licence to Alter?

No neighbourhood rule answers that question. Read the lease for the specific flat, identify how it treats the proposed work and confirm the current procedure with the named landlord or managing agent. Cosmetic work, structural work and service alterations may be treated differently by the same lease.

Is landlord consent the same as Westminster planning permission?

No. Landlord consent is a private matter governed by the lease and the parties to it. Planning permission, listed building consent and lawful-use questions sit within separate statutory systems. A project may need one, several or none of those routes, depending on the address and scope.

Which records should be checked before Soho drawings begin?

Begin with the complete address, lease, demise plan and any current landlord alteration procedure. Then check Westminster’s address record, planning history, conservation-area map and the statutory list where relevant. Survey evidence and the proposed schedule of work complete the starting brief.

Is every property in Soho listed or in the same heritage position?

No such conclusion should be drawn from the neighbourhood name. Check the council’s Soho Conservation Area map for the site and check the statutory list separately. The precise building, mapped boundary, list entry and proposed intervention define the heritage review.

Can an internal alteration require listed building consent?

It can if the building is listed and the work would affect its character as a building of special architectural or historic interest. That is an address-and-scope assessment. An internal location does not by itself remove listed-building control, and landlord consent cannot replace it.

Why check planning and use history for a Soho unit?

The City Plan’s mixed-use description of Soho is area policy, not proof of one unit’s lawful use. The address history helps the team avoid designing from an unverified residential, commercial or ancillary-use assumption and identifies permissions or conditions that may be relevant.

What if the proposal adds an extract, grille or external plant?

Survey the proposed route and host elevation, confirm ownership and lease constraints, and review Westminster planning and heritage requirements for that address. The landlord drawings and any statutory submission should describe the same opening, equipment, location, appearance and supporting technical evidence.

Does a Licence to Alter replace Building Regulations approval?

No. The landlord reviews the proposal under the lease, while Building Regulations address applicable technical requirements. The teams may coordinate drawings and calculations, but the pack should identify the building-control route separately and never present landlord agreement as regulatory approval.

Can a nearby approval be copied for a Soho application?

A nearby decision may provide research context, but it does not prove the use, heritage status, lease terms, construction or acceptability of another address. Use it only after checking its relevance, then base the current landlord and statutory submissions on this property’s evidence.

How much does a Licence to Alter drawings package cost in Soho?

Fees for licence to alter drawings in Soho follow scope, consent complexity and whether freeholder or specialist input is required. Published packages for related work start from around £1,500–£2,750 once scope is clear; council, engineer and freeholder surveyor fees are usually separate. See our packages page for current fixed-fee bands — we confirm a fee only after the address and proposed work are understood.

Need Licence to Alter drawings in Soho?

Send your Soho address, lease notes if available, and a short description of the works. We will outline the freeholder pack your project is likely to need.

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