(1)The persons entitled to vote as electors at an election for membership of the Parliament held in any constituency are those who on the day of the poll—
(a)would be entitled to vote as electors at a local government election in an electoral area falling wholly or partly within the constituency, and
(b)are registered in the register of local government electors at an address within the constituency.
(2)A person is not entitled to vote as elector in any constituency—
(a)more than once at a poll for the return of a constituency member, or
(b)more than once at a poll for the return of regional members,
or to vote as elector in more than one constituency at a general election.