English devolution: mayoral strategic authorities

This research briefing provides an introduction to the devolution-related aspects of the government’s English devolution white paper, Power and Partnership: Foundations for growth, which was published in December 2024.

The briefing sets out English devolution policy from the 2024 general election onwards. English devolution policy from 2014 to 2024 is covered in the Library research briefing Devolution to local government in England.

Section 1 of the briefing sets out the government’s actions between the July 2024 general election and the publication of the white paper in December 2024.

Section 2 sets out the core new powers, and associated changes, that the white paper proposes for mayoral strategic authorities.

Section 3 explains the formal structures proposed by the white paper, including a revision of the devolution framework, the government’s approach to geographical boundaries, and the establishment of collective bodies such as the Council of the Nations and Regions.

Section 4 explains the changes proposed by the white paper to the governance of mayoral authorities, including arrangements for holding mayors to account.