Downing Street has confirmed that a northern branch of its operations, known as No 10 North, is located in Manchester and already up and running. BBC News

Andy Burnham, the Mayor of Greater Manchester, is set to spend his first day working from the site, where he will chair a meeting of the National Economic Council on a Friday in the city. Angela Rayner is also expected to work from No 10 North for the first time on that same Friday. BBC News

The National Economic Council is a cabinet committee first launched in 2008 to respond to economic challenges around the UK. Its relocation to Manchester for a sitting chaired by a directly elected metro mayor rather than a Cabinet minister in Whitehall is a notable procedural departure, even if the committee's formal remit is unchanged.

Burnham has said he wants to base himself at No 10 North one day a week. BBC News That would establish a rhythm of regular mayoral presence inside a building branded as a Downing Street outpost, rather than an occasional visit for a specific event.

Ministers Lucy Powell and Louise Haigh will operate regularly from the Manchester site. Up to 300 civil servants are expected to join No 10 North by the end of next year. BBC News

Whitehall officials have already been offered moves to the Manchester site. BBC News The scale of the planned civil service presence, combined with the commitment of named ministers to regular working patterns there, points to a model intended to embed decision-making capacity outside the Westminster corridor rather than simply relocating individual posts.

The broader context here is one of incremental devolution of executive function. Greater Manchester Combined Authority has accrued additional levers over transport, housing and skills under successive devolution deals, and Burnham has used his platform to press for further fiscal autonomy. No 10 North, with ministerial and civil service staff physically co-located with the mayoral operation, offers an institutional mechanism for that pressure to be processed inside government rather than directed at it from outside. Whether the model extends beyond Greater Manchester to other combined-authority areas will be a key test of whether this is a structural shift in how UK government operates or a bilateral arrangement with a single region.

The involvement of Rayner, who as Deputy Prime Minister has carried the government's planning and devolution agenda through the Commons, alongside Powell, the Leader of the House and Manchester Central MP, and Haigh, places senior figures with direct northern constituencies inside the new site from its earliest operational phase. The National Economic Council sitting there, rather than in a Whitehall cabinet room, gives the arrangement its first high-profile test.