http://www.legislation.gov.uk/ukpga/2011/1/section/16/enactedParliamentary Voting System and Constituencies Act 2011General electionsReferendumsVotingConstituenciesMayoral electionsenKing's Printer of Acts of Parliament2020-04-16PART 3Miscellaneous and general16RepealsSchedule 12 (repeals) has effect.