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Barking and Dagenham, London

Electrical design drawings in Barking and Dagenham

Electrical design drawings in Barking and Dagenham set out the consumer unit, circuits, lighting, charge point and any solar wiring for a house, so an electrician prices from a plan. Most homes here are houses, 68.8 per cent of the stock, and the borough's validation list reads electrical choices through its energy and overheating statements. Fixed quote after a free constraints check.

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    Architectural model of a four-storey London stucco townhouse in its terrace, with a portico, area railings, sash windows, a cornice and chimney stacks
    The house as it stands: four storeys over a lower ground floor.Existing Proposed worksAn illustrative model, built for this page.

    How we work on electrical design drawings

    Four steps from first call to approval.

    The same model cut through the middle: every floor, the stair, the chimney breasts, the new mansard, rear extension and basement in section
    Section through the model: every floor on one datum.

    1. Enquiry and constraints check

      We check the property against conservation areas, listed status, Article 4 directions, tree preservation orders, flood zone and planning history. We choose the right route and send a fixed quote.

    2. Measured survey

      We survey the house on one datum: rooms, levels, boundaries, drains, trees and the neighbours' windows that the 45° and 25° tests depend on.

    3. Building regulations

      Technical drawings are coordinated with the structural engineer's calculations, the drainage and the planning conditions.

    4. Approval and hand-over

      Building control approval, then a next-steps pack covering the commencement notice, party wall timing and CIL.

    Free redraws until approval. Every drawing set is checked independently, and the checker is never the person who drew it.

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    Two-storey rear extension under construction on a semi-detached house

    What Barking and Dagenham asks for, and where electrics come in

    The council's current full planning checklist does not ask for an electrical drawing as such. What it asks for is an Overheating Assessment on major development, recorded in our data as: "major development; SI 4 cooling hierarchy". An Energy and Sustainability Statement is wanted with every scheme, and the entry reads "all developments (combined statement for minors)", so a one-house extension may use a single proportionate statement.

    That matters for the electrical layout because those statements rest on choices the circuit plan has to carry: the heat pump or immersion supply, a solar array and its inverter, fans for mechanical ventilation with heat recovery, and the cable routes that go with them. If the statement says a house will cool by natural ventilation and shading, nobody wants a new air-conditioning circuit appearing on site.

    Water is a second lever. The London Plan limit applies in every borough and is recorded as "105 l/p/d (+ up to 5 l external)". It affects pumps and showers more than sockets, but it is the reason the plumbing and electrical sheets are checked against each other. Our M&E drawings service shows how those are joined up.

    House extension under construction with scaffolding, new glazed doors and building materials

    Local figures for Barking and Dagenham

    Figures with their unit, period and source
    MeasureValuePeriodSource
    Overheating Assessment required for major development (may form part of the Energy Statement): must show how overheating risk is mitigated (orientation, shading, insulation, solar-control glazing, natural ventilation, MVHR) and address London Plan SI 4 and the cooling hierarchy, following section 8 of the GLA Energy Assessment Guidance.major development; SI 4 cooling hierarchy—lbbd.gov.uk, LBBD Validation Checklist - Full Planning Permission (February 2026), p.17, 'Overheating Assessment'
    London Plan Policy SI 5C(1): development proposals should, through planning conditions, limit mains water use to the Building Regulations optional requirement, 105 litres or less per head per day for residential development, excluding an allowance of up to 5 litres for external use. Applies in every London borough.105 l/p/d (+ up to 5 l external)—london.gov.uk, The London Plan 2021 (GLA, March 2021), p.356, Policy SI 5 part C(1)
    London Plan Policy SI 4B: major development must show through an energy strategy how internal overheating and reliance on air conditioning are reduced, following the six-step cooling hierarchy (reduce heat entering; minimise internal heat generation; manage heat with thermal mass; passive ventilation; mechanical ventilation; active cooling). Para 9.4.1 says the principles can also be applied to minor development.cooling hierarchy, 6 steps—london.gov.uk, The London Plan 2021 (GLA, March 2021), p.354, Policy SI 4 part B and para 9.4.1
    Energy and Sustainability Statement required for all developments; for minor developments the two may be combined and proportional to scale. Majors also need GLA Be Seen reporting, a BREEAM pre-assessment where relevant and the LBBD Sustainability Proforma.all developments (combined statement for minors)—lbbd.gov.uk, LBBD Validation Checklist - Full Planning Permission (February 2026), p.12, 'Energy and Sustainability Statement'
    Households living in a house68.8 % of households living in a house or bungalow (detached, semi-detached or terraced)Census 2021nomisweb.co.uk
    Households73,902Census 2021 (21 March 2021)nomisweb.co.uk
    Owner-occupied households42.4 % of households owner-occupied (owned outright or with mortgage/loan)Census 2021nomisweb.co.uk
    Conservation areas4 named conservation areas published by the council—planning.data.gov.uk
    Householder applications granted66.5 %1 July 2025 - 30 June 2026assets.publishing.service.gov.uk
    AD P (2013) paras 3.4, 3.6 and 3.730 days—gov.uk
    AD S (2021) para 6.2, PDF p.357 kW—gov.uk

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

    Councils bordering Barking and Dagenham
    Building regulations, layer by layerPart A: structure: Approved Document A: Structure, 2004 edition incorporating 2004, 2010 and 2013 amendments. Part B: fire safety: All dwellings: fire detection and alarm system minimum Grade D2 Category LD3 (BS 5839-6), mains-operated smoke alarms to BS EN 14604. Part L: insulation: New elements in existing dwellings, limiting U-values W/(m²·K): roof 0.15, wall 0.18, floor 0.18, windows 1.4 (or WER Band B), doors 1.4. Part K: stairs: 2.0 m clear headroom over stairs. Full plans application: Building control body must decide a full plans application within 5 weeks, or longer if agreed in writingPart A: structurePart B: fire safetyPart L: insulationPart K: stairsFull plans applicationABCDE

    Building regulations, layer by layer

    The Approved Documents that shape most house projects, from structure to the application itself.

    A · Part A: structure
    Approved Document A: Structure, 2004 edition incorporating 2004, 2010 and 2013 amendments
    B · Part B: fire safety
    All dwellings: fire detection and alarm system minimum Grade D2 Category LD3 (BS 5839-6), mains-operated smoke alarms to BS EN 14604
    C · Part L: insulation
    New elements in existing dwellings, limiting U-values W/(m²·K): roof 0.15, wall 0.18, floor 0.18, windows 1.4 (or WER Band B), doors 1.4
    D · Part K: stairs
    2.0 m clear headroom over stairs
    E · Full plans application
    Building control body must decide a full plans application within 5 weeks, or longer if agreed in writing

    Electrical design drawings in Barking and Dagenham: houses that need them

    With 73,902 households and an owner-occupation rate of 42.4 per cent, a good share of homes here are rented, and landlords and owners alike meet the same question when a house has no full electrical plan. A rewire, a loft room or a rear extension is the usual trigger.

    Our drawing shows existing and proposed outlets, switches and lights, which circuit feeds each, the position of the consumer unit and the route to a new charge point. A schedule lists the fittings once, so the electrician's quote and the plan agree. The same sheets go to building control with the building regulations drawings in Barking and Dagenham.

    The Becontree Estate and heritage constraints

    Barking and Dagenham has 4 conservation areas, 3 Article 4 directions and 49 listed building entries. One of the borough's planning documents is the "Becontree Estate SPD and Design Code".

    For electrics the lesson is external: meter boxes, external lighting, cameras and charge-point housings on a front elevation are the items that attract comment on a planned estate. We draw them with their positions and finishes so a planning officer can see what is proposed, and we keep cable runs inside.

    We are not drafting the estate's design code and we do not decide what the council will accept. We read the guidance, draw to it and say where a choice is a judgement.

    How the borough decides small applications

    In the latest figures the council decided 388 householder applications and granted 66.5 per cent of them, with 100 per cent decided in time. Those are historical outcomes, not a forecast for your house.

    Electrical work itself rarely needs planning permission, so these figures matter when the electrics belong to a bigger job such as an extension. The sensible order is to settle the layout, draw the circuits and let the planning drawings and electrical sheets share one model.

    Safety rules, certificates and charge points

    Electrical work in a dwelling falls under Part P. A certificate for notifiable work is due within 30 days of completion, from the registered installer or the building control body. A charge point on a new dwelling is specified at a nominal output of at least 7 kW.

    We draw the position and cable route and reserve the way at the board. The installer designs, tests and certifies; our drawing never stands in for a certificate. The electrical design drawings hub sets out the national rules in full.

    Next steps for your house

    Send a floor plan or a photograph of the consumer unit and tell us what is changing. We check the borough's requirements, then give a fixed quote. If you are also weighing energy modelling, SAP calculations in Barking and Dagenham are a separate service, and electrical design drawings in Bexley cover the neighbouring borough.

    What you receive

    Building regulations section drawing showing the construction build-up
    Sample drawing. Building regulations section showing construction build-up for a building control check.
    Brick house being extended, with a wide new opening supported over the ground floor
    Every layer specified
    Move across to open the layers; move down to pick one.

    Other services in Barking and Dagenham

    Electrical design drawings nearby

    Questions

    Does Barking and Dagenham require electrical drawings with a planning application?

    Not as a named item. The council asks for an overheating assessment on major development and an energy and sustainability statement on all schemes, and the electrical layout has to match what they say.

    Do I need a drawing for a rewire in Barking and Dagenham?

    A rewire is notifiable under Part P, but a drawing is not compulsory. It helps the electrician price the job and avoids redesign on site.

    How long does the Part P certificate take?

    It is due within 30 days of completion, from the installer or building control body.

    Do you test or certify the installation?

    No. We design and draw. A registered electrician installs, tests and certifies.

    Sources and dates

    City of London skyline glowing at dusk across the Thames under a dramatic orange sky

    Tell us about your property.

    We check the constraints, then send a fixed fee. Messages before 3pm get a reply the same working day.

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