10. The amendments made to section 72A of the 1992 Act by section 17(3) of, and paragraph 4 of Schedule 2 to, the 2016 Act apply only where the breach by the trade union of section 71 of the 1992 Act, which is the subject of the application to the Certification Officer or of the exercise of powers by the Certification Officer, occurs on or after 1st April 2022.