Aberdeen and Aberdeenshire
Building Regulations for rear extensions in Aberdeen and Aberdeenshire
Construction drawings, structural calculations and building control through to the completion certificate. Across Aberdeen and Aberdeenshire we handle the whole rear extension: survey, drawings, the planning route, building control and the build. Towns we cover here include Aberdeen, Peterhead and Nigg.

Post-war semis and terraces are common around Aberdeen and Aberdeenshire, and many have room for a single-storey rear extension within Class 1A limits.
What does it cost in Aberdeen and Aberdeenshire?
As a guide, £2,500–£5,500 including VAT. We put a fixed price in writing once the design is agreed, and explain any provisional sums such as foundations.
What approvals does it need in Aberdeen and Aberdeenshire?
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 Aberdeen and Aberdeenshire 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 Aberdeen and Aberdeenshire?
We cover 8 towns and districts in Aberdeen and Aberdeenshire, including Aberdeen, Peterhead and Nigg.
Who builds the extension?
Vetted building teams working under contract to us; your contract is with S&K Property Investments and Improvement Ltd.