This former booklet by the Department for Communities and Local Government is no longer available and has been replaced by the visual guidance on household projects available in our interactive house guide and ‘Do you need permission?’ section. If you are looking for the booklet ‘Permitted development for householders : technical guidance’ it can be accessed here. If you are looking for advice on one of the following projects, you may also find the interactive mini-guides we have created useful: Extensions Conservatories Loft conversions Porches Outbuildings.