Labour is drawing up plans for new towns and suburbs as the party seeks to build its way to economic growth.
In addition, onshore wind farms, nuclear reactors and other green energy infrastructure are expected to be fast-tracked as the party prepares for changes to the planning system to improve the economy.
Labour strategists are increasingly seeing an infrastructure and housing blitz as a cornerstone of a longer-term plan to spend more on public services without raising taxes.
Labour leader Sir Keir Starmer is due to make pro-building reforms a key part of his pitch at the Labour conference in the autumn.
Shadow housing minister Matthew Pennycook has been charged with drawing up detailed plans for an overhaul of planning rules to produce up to 100,000 more new homes a year.
Proposals for new towns have been floated for several decades, but Labour believes it can get them built by choosing from a shortlist of about two dozen areas.
Sites for the new towns have yet to be chosen, but could include Cambridge and the “M1 corridor” around Milton Keynes.