§ RPA 1983 s. 2(untitled)

1 A person is entitled to vote as an elector at a local government election in any electoral area if on the date of the poll he— a is registered in the register of local government electors for that area; b is not subject to any legal incapacity to vote (age apart); c is a Commonwealth citizen, a citizen of the Republic of Ireland , a relevant citizen of the Union or (in Wales) a qualifying foreign citizen Ireland or— i in relation to a local government election in England, a qualifying EU citizen or an EU citizen with retained rights, or ii in relation to a local government election in Wales, a relevant citizen of the Union or a qualifying foreign citizen; and d is of voting age (that is, 18 years or over except in Wales (see subsection (1A)) ). 1A In Wales, voting age is 16 years or over. 2 A person is not entitled to vote as an elector— a more than once in the same electoral area at any local government election; or b in more than one electoral area at an ordinary election for a local government area which is not a single electoral area.