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Written question asked by Mike Wood (Conservative) on Friday, 28 August 2026, in the House of Commons. It was due for an answer on Wednesday, 2 September 2026. It was answered by Dan Tomlinson (Labour) on Tuesday, 8 September 2026 on behalf of the Cabinet Office. UK Statistics Authority was asked to reply.


Sex: Statistics

Question

To ask the Minister for the Cabinet Office, with reference to the Professor Sullivan report, Review of data, statistics and research on sex and gender: executive summary, published 19 March 2025, what steps is the Office for National Statistics taking to implement recommendation (sex section) 8, in relation to framing sex questions as "sex at birth" not "sex assigned at birth".

Answer

The information requested falls under the remit of the UK Statistics Authority.

A response to the Hon gentleman’s Parliamentary Question of 28th August is attached.


Secondary information

Type
Written question
Reference
21054
Session
2026-27
Attachment
Letter from the Permanent Secretary of the ONS
Subjects
Statistics Sex
Link
View this Written question on www.parliament.uk