Bill · started in the Lords

Mental Health Act 2025

A Bill to make provision to amend the Mental Health Act 1983 in relation to mentally disordered persons; and for connected purposes.

Now an Act of Parliament

The story so farThe Mental Health Bill was introduced in the House of Lords on 6 November 2024 by Baroness Merron (Labour). It completed its passage through Parliament and became law as the Mental Health Act 2025, receiving Royal Assent on 18 December 2025.

Sponsors

Progress through Parliament

  1. 1st reading Lords 6 Nov 2024
  2. 2nd reading Lords 25 Nov 2024
  3. Committee stage Lords 14 Jan to 24 Feb 2025
  4. Report stage Lords 31 Mar to 2 Apr 2025
  5. 3rd reading Lords 23 Apr 2025
  6. 1st reading Commons 24 Apr 2025
  7. 2nd reading Commons 19 May 2025
  8. Programme motion Commons 19 May 2025
  9. Money resolution Commons 19 May 2025
  10. Committee stage Commons 10 Jun to 24 Jun 2025
  11. Report stage Commons 14 Oct 2025
  12. 3rd reading Commons 14 Oct 2025
  13. Consideration of Commons amendments and / or reasons Lords 24 Nov 2025
  14. Programme motion Commons 8 Dec 2025
  15. Consideration of Lords message Commons 8 Dec 2025
  16. Royal Assent Unassigned 18 Dec 2025

Votes on this bill

Recorded Commons divisions on this bill, in the order they happened. Each links to who voted which way.

14 Oct 2025 Report Stage New Clause 26 78 to 327 Rejected
14 Oct 2025 Report Stage: Amendment 40 163 to 339 Rejected
14 Oct 2025 Report Stage: Amendment 41 164 to 333 Rejected

Source: the official bill page. Last updated 19 Dec 2025.