The UK’s Supreme Court has ruled that “man”, “woman” and “sex” in the Equality Act 2010 refer to sex, not self-ID or paperwork (gender-recognition certificates). This agreed with our legal interpretation. We have published new guidance and are in the process of updating our publications to reflect the judgment. We are also working to provide answers to the questions we're hearing from supporters and the media. We will publish these as soon as possible.

Digital ID can’t be gender self-ID

We all have a right to have the fact of our sex correctly and reliably recorded.

The government’s Data Bill must get sex right.

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Phone held in male hand has text "Trust me – FEMALE"

What’s the problem?

As the Sullivan Review has shown, many public bodies, including the Home Office, the NHS and the police, have replaced accurate data on sex with self-declared gender identity.

The government is now passing a Data Bill that will create a new system to allow people to prove their identity and facts about themselves using apps and online services with a government “trustmark”.

Unless the data problem is solved, the government will be putting a false and unreliable “proof” of sex in everyone’s pocket. Read our report.

What’s wrong with the data sources?

Why does this matter?

The digital identity system will allow apps and services to provide reusable, government-assured verification of the “fact” that people are male or female, to let them apply for jobs or access services that are single-sex. Why does this matter?

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