The UK Supreme Court ruled in April 2025 that the definition of a woman in equalities law is based on biological sex.
The decision, which applies to rules protecting people from discrimination in the workplace and wider society in England, Scotland and Wales, has caused heated debate about the implications for transgender people.
Businesses, public bodies and charities are among those reviewing their policies, particularly around single-sex spaces, such as toilets. A code of practice, produced by the Equality and Human Rights Commission (EHRC), is being considered by the government.
Northern Ireland follows anti-discrimination laws introduced before the 2010 Equality Act.
To read this quite long article in full go to https://www.bbc.co.uk/news/articles/c33r5d6n635o
NB it is an old article but updated today - not sure what changes or additions have been made.
(Not sure if the BBC have done a similar article asking "what does women mean and what rights to women people have"!)