Publications
Analysis | Consultation responses | Guidance | Legal submissions | Letters | Reports | Template emails
and see also our case briefings.
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Sex-based rules and record-keeping – a whole-school model policy
UPDATED JULY 2026: This model policy specifies how a school records, communicates and uses data on the sex of...
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The Charity Commission must act
Sex Matters, together with 40 of the organisations targeted by Amnesty International, has written to Dame Julia Unwin, chair...
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Good Law Project’s failed legal challenge against the Equality and Human Rights Commission
Court: High Court, King's Bench Division (Administrative Court) Judge: Mr Justice Swift Date: 13th February 2026
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Witness statement of Dennis Kavanagh in R (Sex Matters) v DPP
Dennis Kavanagh’s statement in Sex Matters’ judicial review of the Crown Prosecution Service for its unlawful guidance on sex...
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Witness statement of Maya Forstater in R (Sex Matters) v DPP
Maya Forstater’s statement in Sex Matters’ judicial review of the Crown Prosecution Service for its unlawful guidance on sex...
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Statement of facts and grounds in R (Sex Matters) v DPP
Claimant’s statement in Sex Matters’ judicial review of the Crown Prosecution Service for its unlawful guidance on sex by...
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Conversion therapy: still not illegal – or still not happening?
“It is beholden on us all to ensure that this conversation is based on real facts.” Olivia Bailey, Minister for...
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Draft Conversion Practices Bill – briefing
The government has published a draft bill (CP 1604) “to create new offences in relation to the carrying out...
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Statement of facts and grounds in R (Sex Matters) v NPCC and BTP
Claimant's statement in Sex Matters’ judicial review of guidance on searching from the National Police Chiefs’ Council and British...
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Table of trans-identifying males who have committed sex crimes for R (Sex Matters) v NPCC and BTP
Exhibit MF2/1 in Sex Matters’ judicial review of guidance on searching from the National Police Chiefs’ Council and British...
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Witness statement of Maya Forstater in R (Sex Matters) v NPCC and BTP
Witness statement of Maya Forstater in Sex Matters’ judicial review of the search policies of the National Police Chiefs’...
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Witness statement of Catherine Larkman in R (Sex Matters) v NPCC and BTP
Witness statement of ex-police officer Cath Larkman in Sex Matters’ judicial review of the search policies of the National...
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Claimant’s skeleton argument in R (Sex Matters) v NPCC and BTP
Skeleton argument in Sex Matters’ judicial review of the search policies of the National Police Chiefs’ Council and the...
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Getting back on track
Using the Equality Act to enable and protect sport for women and girls
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EHRC draft code of practice for services, public functions and associations – briefing for Parliamentarians
Large-print version of this briefing.
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Template letter before claim for belief discrimination
If you are subjected to unlawful discrimination by a service provider, you can take what is known as a...
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Letter to the Minister for Women and Equalities about the EHRC guidance
Sex Matters wrote to Bridget Phillipson MP to raise our concerns about the fact that the new code of...
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Why digital ID must not ignore sex data
A summary of Sex Matters’ response to the government’s 2026 digital-identity consultation.
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EHRC code of practice: what you need to know
A two-page briefing on the Equality and Human Rights Commission's draft code of practice for services, public functions and...
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Sex-based rights in the City
The financial sector’s failure of compliance.
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Digital identity consultation response
Sex Matters’ response to the UK Government's consultation on digital identity, which ran from 10th March to 5th May...
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Sex on digital identity – an equality impact assessment
We consider the impact across the nine protected characteristics of the government’s proposal to have no sex on digital...
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Sex Matters trustees’ annual report 2025
1st July 2024 to 30th June 2025
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Putting sex on digital ID – a briefing
If a national digital ID is developed we think it should include sex as a voluntary field, and that...
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Toilets, showers and changing rooms: what the law says (Easy Read)
An easy-read version of the Equality and Human Rights Commission’s interim update for employers and service providers.
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One year later
The Supreme Court made the law clear. So why are we still waiting for the rights of women and...
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Sex and the law
UPDATED after the Supreme Court judgment on 16th April 2025
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Order made by the Rt Hon Lady Justice Elisabeth Laing
(Updated under the slip rule.)
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Second letter to Marks & Spencer (M&S)
We replied to Nick Folland, general counsel for Marks & Spencer, to say that he seemed to be misinformed...
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Response from Marks & Spencer (M&S)
Nick Folland, general counsel for Marks & Spencer, replied to our letter of 9th March 2026 about its fitting-room...
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Letter to the Medicines and Healthcare products Regulatory Agency about Professor George
Sex Matters wrote to Lawrence Tallon, chief executive, and Professor Anthony Harnden, chair, of the MHRA, to urge them...
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Sex Matters poll results March 2026
JL Partners asked a nationally representative sample of 1,500 UK adults thirteen questions about single-sex toilets and changing rooms,...