At its heart are 9 protected characteristics and 4 prohibited acts (direct and indirect discrimination, harassment, victimisation)
And about whether single and separate sex service can be clearly single sex.
As the @Commonswomequ report said 'different people use the term in different ways'
Case law supports the need for clear, predictable rules as a legitimate aim. supremecourt.uk/cases/docs/uks…
As most people understand it is inappropriate to expect people to undress in front of strangers, colleagues and classmates of the opposite sex
Happy Birthday Equality Act