http://www.legislation.gov.uk/ukpga/2023/47/section/2Protection from Sex-based Harassment in Public Act 2023Statute Law Database2026-04-03Expert Participation2026-04-01 21The Secretary of State must issue guidance to—achief officers of police,bthe chief constable of the British Transport Police Force,cthe chief constable of the Ministry of Defence Police, anddthe chief constable of the Civil Nuclear Constabulary,about the offence in section 4B of the Public Order Act 1986 (intentional harassment, alarm or distress on account of sex).2The guidance must in particular include guidance about the reasonable conduct defence in section 4A(3)(b) of that Act.3The Secretary of State may revise guidance issued under this section.4The Secretary of State must arrange for guidance issued under this section to be published.5A chief officer of police or a chief constable mentioned in subsection (1) must have regard to guidance issued under this section.S. 2 not in force at Royal Assent, see s. 4(3)S. 2 in force at 1.4.2026 by S.I. 2026/344, reg. 2(b)