Guides
Plain-English answers to the questions people actually ask about the Party Wall Act — written from the official guidance, no jargon without a translation.
Do I need a party wall agreement for a loft conversion?
Steel beams into the shared wall mean section 2. The clocks, the costs, and the mistakes that invalidate notices.
Received a noticeCan I refuse a party wall agreement?
You can dissent — you can't veto. What refusing actually triggers, and why it usually costs you nothing.
Building workThe official notice templates, explained
Every official letter is free from gov.uk. Which fits which project, and where DIY notices go wrong.
CostsParty wall costs in London
Why the capital runs £750–£1,800 per neighbour, and the three things that keep the bill down.
Do I need a party wall agreement for an extension?
Extensions usually engage two or three notices at once — the boundary wall, the dig, and sometimes the shared wall.
Who pays for a party wall surveyor?
The building owner, almost always — including the neighbour's surveyor. The exceptions, explained.
Neighbour digging foundations next to my house — my rights
The 3m and 6m rules, the drawings they owe you, and what to do if no notice arrived.