The United Kingdom constitution – a mapping exercise
A briefing paper which "maps" (or summarises) the main elements of the United Kingdom's uncodified constitution.

This briefing note outlines the origins and structures of combined authorities, which implement many of the 'devolution deals' agreed between the Government and local areas in England.
Combined authorities (676 KB , PDF)
Combined authorities are a legal structure that may be set up by local authorities in England. They can be set up with or without a directly-elected mayor.
This briefing paper is no longer being updated. Further details on combined authorities can be found in the Library briefing paper Devolution to local government in England.
The legislation covering combined authorities is the Local Democracy, Economic Development and Construction Act 2009 and the Cities and Local Government Devolution Act 2016. Further provisions can also be found in the Levelling Up and Regeneration Bill 2022-23.
Combined authorities (676 KB , PDF)
A briefing paper which "maps" (or summarises) the main elements of the United Kingdom's uncodified constitution.
On 24 June 2025 there will be an Estimates day debate on the spending of the Ministry of Housing, Communities and Local Government.
A briefing paper on the office and functions of the Prime Minister