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Building regulations for extensions in Chadderton

We prepare building regulations for extensions for homes in Chadderton, as a stand-alone service or as the first stage of a design and build project.

  • Guide price in ChaddertonFrom £850 inc VAT
  • Approval routeFull plans or building notice
  • Timescale2–5 weeks for drawings
  • Postcode districtsM24, M35, OL1, OL2, OL8
Builder installing a steel beam over a new rear opening on acrow props

Included in a typical project

  • Energy and glazing checks, including whole-house calculations if needed
  • Building regulations drawings and written specification
  • Submission to the council or a registered building control approver
  • Inspection bookings throughout the build

Fees in Chadderton

Fees below are our Chadderton guide (×0.95, the North West England factor), including VAT. Council and building control fees are extra.

OptionWhat it coversGuide price
EssentialBuilding regulations drawings for a simple single-storey extension£850 – £1,750
StandardDrawings plus structural calculations£1,200 – £2,500
PremiumComplex or two-storey pack with energy calculations£2,050 – £3,650

Our design fee only. Building control charges are set by your council (or, in England and Wales, a registered building control approver) and quoted separately.

For a figure based on your own dimensions, use our guide-price tool.

Will the council need to approve it?

Building regulations approval is separate from planning. In England you can use the council's building control team or a registered building control approver; a full plans application gets the drawings checked before work starts, and the inspector signs the work off with a completion certificate.

Homes in conservation areas, national parks, National Landscapes (formerly AONBs), the Broads and World Heritage Sites have tighter rules, so we always check the property's status and planning history before design starts.

If the work involves a shared wall, building on the boundary, or digging foundations within 3 m (sometimes 6 m) of a neighbour's building, the Party Wall etc. Act 1996 applies and notice must be served before work starts: two months for work to a party wall, one month for new walls on the boundary and for excavations.

Building over or within 3 m of a public sewer needs the water company's consent, usually through a build-over agreement, before the foundations go in.

Applications are decided by the local planning authority (your district, borough or unitary council).

Working in Chadderton

Our survey diary covers Chadderton, including M24, M35, OL1, OL2, OL8, OL9. Neighbouring towns we cover include Oldham (1 mile), Royton (2 miles), Middleton (2 miles), Failsworth (3 miles).

The North West has a high share of Victorian and Edwardian terraces with rear yards and outriggers, plus large areas of inter-war semis in the suburbs.

What happens next

Site visits are free and there is no obligation. Where drawings are needed, the design stage is priced in writing before it starts.

  1. Free site visit

    It starts with a visit to your house to measure, check access and talk through ideas and budget.

  2. Design and approvals

    Once the layout is agreed, we deal with the council: planning permission or written confirmation that none is needed, plus building control.

  3. Fixed written price

    The price is fixed in writing once the design is settled, with a clear programme and payment stages.

  4. Build and sign-off

    The build is managed from start to finish, inspected at each stage and signed off on completion.

Questions answered

Do I need building regulations approval in Chadderton?

Yes. Almost every extension needs it, whatever the planning route. We prepare the drawings and book the inspections.

Do you cover all of Chadderton?

Yes. We cover Chadderton and the surrounding parts of Greater Manchester. Site visits are free and there is no obligation.

Who do I contract with in Chadderton?

Your contract is with S&K Property Investments and Improvement Ltd, which designs and manages the project and the build teams who carry it out.

Who are building control?

Either your local council’s building control team or a registered building control approver. Both inspect the work and issue the completion certificate.

What are the insulation standards for an extension?

In England, new walls in an extension should achieve a U-value of 0.18 W/m²K, roofs 0.15 and floors 0.18, with windows at 1.4 and rooflights at 2.2. Wales, Scotland and Northern Ireland set their own figures.

Book a free site visit in Chadderton

We will measure up, check the planning position and give you honest guide figures.

  • Free, no-obligation site visit
  • Planning route checked before you spend on drawings
  • Written price once the design is agreed
  • Building control sign-off at the end

Prefer to talk? Call 0800 088 6341 or .

Book a free site visit

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