
Blog
Plain-English advice for London homeowners
Extensions, conversions and building regulations explained with the rule, the source and the price in the same place. For the short reference answers, the guides are the place to start.

Do You Need Building Regs for a Bathroom or Kitchen?
When a bathroom or kitchen refit needs building regulations approval, and how drainage, electrics, ventilation and a weak floor change the answer.
Read the postMore from the blog
Browse the guides
Converting a House Into Flats in London: Rules, Fees, VAT
What converting a London house into flats involves: planning permission, the council fee per extra dwelling, flat sizes, fire and sound rules, and VAT.

Side Return Extension London: Planning and Building Rules
When a London side return or wraparound extension is permitted development, when it needs a householder application, and what building regs and party walls add.
Start with £150
Your fixed fee is already on this page.
Tell us the postcode and what you want to build. We confirm the fee in writing and book the survey.