Edinburgh and the Lothians
Building Regulations for rear extensions in Edinburgh and the Lothians
Construction drawings, structural calculations and building control through to the completion certificate. Rear extensions in Edinburgh and the Lothians: we cover 14 towns including Edinburgh, Livingston and Musselburgh, with design, approvals and the build under one contract.

Edinburgh and the Lothians has sandstone villas and terraces, post-war semis and four-in-a-block flats. Flats need planning permission for an extension, and every project needs a building warrant before work starts.
What does it cost in Edinburgh and the Lothians?
As a guide, £2,500–£5,500 including VAT. These are guide ranges; the written quote after the survey is the figure that counts.
What approvals does it need in Edinburgh and the Lothians?
In Scotland you need a building warrant from the council before any work starts, and a completion certificate accepted at the end. The design follows the Scottish Building Standards Technical Handbooks.
Insulation and glazing follow Section 6 of the Scottish Technical Handbook; the building warrant drawings show how the extension meets it.
Classes 1A and 1B do not apply in conservation areas, and listed buildings need listed building consent.
Where in Edinburgh and the Lothians do we work?
FAQ
Questions people ask
What is a completion certificate?
The document confirming the work meets the regulations. Keep it; buyers' solicitors ask for it.
Do I need regs if I don't need planning?
Yes.
What stages are inspected?
Typically foundations, damp proofing, drainage, steelwork, insulation and completion.
Do you cover all of Edinburgh and the Lothians?
We cover 14 towns and districts in Edinburgh and the Lothians, including Edinburgh, Livingston and Musselburgh.
Who builds the extension?
Vetted building teams working under contract to us; your contract is with S&K Property Investments and Improvement Ltd.