Georgian brick terrace with sash windows, arched fanlight doorways, stone steps and iron railings in London
Photograph: Lorenc Memaga

01City of London, London

Listed building consent drawings in the City of London

Only 2% of City households live in a house, so a listed home here is usually a flat, and the drawings have to show exactly what the listing protects. We survey the fabric, draw the existing and proposed work against that listing, and have a second technologist check every sheet before it reaches the council.

Fixed quote after a free constraints check

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    Write to us before 3pm and we reply the same working day. Redraws are free until approval.

    02The brief

    Where the City writes its own guidance for listed homes

    For housing, the council's published guidance is the Barbican Estate Listed Building Management Guidelines: Volume I Introduction and Volume II Residential (SPD), written for one estate rather than for the whole borough. Our records hold no other City rule for listed homes, so away from that estate the national tests do the work.

    Those tests are short. Policy asks for an assessment of significance, in the words of the framework: Proposals affecting heritage assets need an assessment of significance (including setting) proportionate to the asset's importance. It sets the weight in one line: Substantial weight to the conservation of designated heritage assets. We organise the existing-and-proposed sheets to answer the first and to make the second easy to apply.

    Pencil resting on a dimensioned technical drawing beside a scale rule
    Red-brick mansion blocks and shopfronts on a street corner
    Photograph: Tom McCarten

    03The record

    Local figures for City of London

    Figures with their unit, period and source
    MeasureValuePeriodSource
    Supplementary planning documentBarbican Estate Listed Building Management Guidelines: Volume I Introduction and Volume II Residential (SPD)2012cityoflondon.gov.uk
    Listed building entries637 list entries (Historic England, within the LPA boundary)No periodplanning.data.gov.uk
    Grade I listed entries86 list entriesNo periodplanning.data.gov.uk
    Conservation areas28 named conservation areas published by the councilNo periodplanning.data.gov.uk
    Article 4 directions1 Article 4 directions published by the councilNo periodplanning.data.gov.uk
    Households living in a house2 % of households living in a house or bungalow (detached, semi-detached or terraced)Census 2021nomisweb.co.uk
    Listed building consent decisions (PS2)154 listed building consent decisions (to alter or extend)2025 Q2 to 2026 Q1 (1 Apr 2025 to 31 Mar 2026)assets.publishing.service.gov.uk
    Listed building consents granted (PS2)99.4 % granted2025 Q2 to 2026 Q1 (1 Apr 2025 to 31 Mar 2026)assets.publishing.service.gov.uk
    NPPF Aug 2026, policy HE5(1)Proposals affecting heritage assets need an assessment of significance (including setting) proportionate to the asset's importanceNo periodgov.uk
    NPPF Aug 2026, policy HE6(1)Substantial weight to the conservation of designated heritage assetsNo periodgov.uk
    Concessions: application types with no current fee - Listed Building Consent0 GBPNo periodribblevalley.gov.uk
    Planning (Listed Buildings and Conservation Areas) Act 1990 s9(1), s9(4)Works without consent: up to 6 months' imprisonment or a fine on summary conviction; up to 2 years or a fine on indictmentNo periodlegislation.gov.uk

    A blank value means the figure has not been published, not that there are none. Check your own address with the council.

    City of London7 neighbouring councils
    Councils bordering City of London

    04The drawing

    The listed building consent routeA, What the council weighs: Proposals affecting heritage assets need an assessment of significance (including setting) proportionate to the asset's importance. B, The weight given to conservation: Substantial weight to the conservation of designated heritage assets. C, City of London: consents decided: 154 listed building consent decisions (to alter or extend). D, City of London: consents granted: 99.4 % granted. E, Works without consent: Works without consent: up to 6 months' imprisonment or a fine on summary conviction; up to 2 years or a fine on indictmentSurvey and significanceHeritage statementDrawings and scheduleCouncil decisionABCDE

    The listed building consent route

    How works to a listed building are consented, from the first survey to the decision.

    A What the council weighs
    Proposals affecting heritage assets need an assessment of significance (including setting) proportionate to the asset's importance
    B The weight given to conservation
    Substantial weight to the conservation of designated heritage assets
    C City of London: consents decided
    154 listed building consent decisions (to alter or extend)
    D City of London: consents granted
    99.4 % granted
    E Works without consent
    Works without consent: up to 6 months' imprisonment or a fine on summary conviction; up to 2 years or a fine on indictment
    The listed house in its terrace3D
    Scroll the page: the model turns with it.

    05The detail

    A small residential stock inside a large heritage one

    The City has 4,914 households. Historic England records 637 list entries within the boundary: 86 at Grade I, 82 at Grade II* and 445 at Grade II. Those entries cover every kind of building, and our drawings concern the ones people live in.

    The council publishes 28 conservation areas and 1 Article 4 direction. The register adds 5 Heritage at Risk entries, 53 scheduled monuments and 5 registered parks and gardens, so a City address often sits among several designations. Before we quote, we check your address against conservation areas, listed status and Article 4.

    Decisions on record, and the offence to avoid

    In the national statistics the council decided 154 applications to alter or extend a listed building and granted 99.4% of them. That describes past decisions and predicts nothing about yours. The consent itself carries a council fee of £0.

    Starting before consent is a criminal offence under the Planning (Listed Buildings and Conservation Areas) Act 1990. Works without consent: up to 6 months' imprisonment or a fine on summary conviction; up to 2 years or a fine on indictment. We draw the set so the council can decide on paper first, and if officers ask for changes we redraw free until approval.

    The other applications a City listed home may need

    Consent rarely travels alone. A roof change is a separate question for mansard roof drawings in the City of London, and work below ground belongs with basement conversion drawings. Across the boundary, Westminster has a page of its own, and the listed building consent hub sets the councils side by side.

    Planning sheet for a single-storey rear extension: proposed ground floor plan and rear elevation, with the Property Architecture title block
    Sample drawing. Proposed plan and rear elevation from a planning application set, sheet 03 at 1:50.

    06The papers

    What the drawings rest on

    Upper floors of a large yellow-brick Victorian house in London with chimney potsFlat conversions & change of use
    Photograph: Lorenc Memaga
    Building regulations section through a rear extension, with the roof, floor, wall and foundation build-ups labelled
    Sample drawing. Section A-A with the build-ups building control checks, sheet 07 at 1:50.

    07Correspondence

    Questions

    Does the Barbican have its own listed-building rules?

    The council publishes the Barbican Estate Listed Building Management Guidelines: Volume I Introduction and Volume II Residential (SPD). Send us the flat's address and we read that document against the changes you want before we quote.

    Does a flat in a listed building need consent for internal changes?

    Listing covers the whole building, so a change to a flat that affects its character, inside or out, can need consent. We read the list entry for your address and tell you which parts of the flat it concerns.

    What does the council charge for listed building consent?

    Nothing: the national fee table sets listed building consent at £0. We quote our own fee as a fixed sum after the free constraints check, and a planning application filed alongside has its own council fee.

    Are there period houses in the City at all?

    A few. 2% of households live in a house or bungalow, and the list records 637 entries of every kind. We check whether your address is one of them.

    Rows of brick terraced houses and gardens on a residential street

    2%

    of households living in a house or bungalow (detached, semi-detached or terraced)

    Households living in a house, City of London, Census 2021. Source: nomisweb.co.uk

    Photograph: Altaf Shah

    09Sources

    Sources and dates

    Licences

    Kensington street lined with brick townhouses and lit streetlamps beneath an orange dusk sky

    Send us the address of your house.

    We look up the conservation area, listing and Article 4 position, then reply with a fixed fee. A message before 3pm is answered the same working day.

    Listed building consent drawings, City of London