http://www.legislation.gov.uk/ukpga/2019/3/section/22/2021-06-01Counter-Terrorism and Border Security Act 2019An Act to make provision in relation to terrorism; to make provision enabling persons at ports and borders to be questioned for national security and other related purposes; and for connected purposes.texttext/xmlenStatute Law Database2024-05-18Expert Participation2021-06-01PART 2Border securityI1I222Port and border controlsSchedule 3 confers powers exercisable at ports and borders etc.