Permitted development rights allow developers to convert offices into residential homes without planning permission or the contribution towards affordable housing required from other forms of development.
Housing developers are using a legal loophole to dodge building affordable homes across the countryside, according to data analysed together for the first time by Shelter and the Campaign to Protect Rural England.
More than 423,000 homes have been given planning permission but are still waiting to be built, according to new research published today by the Local Government Association.