https://www.rightsofwomen.org.uk/cohabitation-rights/
Campaign here from the organisation Rights of Women.
I'm wondering if there may be arguments against it, or any unintended consequences?
Anyway, info here, plus template letter should you wish to write to your MP.
'We want the Government to change the law, so women’s rights to justice and safety aren’t dependent on their marital status.
The Law Commission and Women’s and Equalities Commission have recommended introducing legal protections for separating cohabitational partners with children, and that cohabitational partners should have the right to inherit from each other.'