4.—(1) Each ballot shall be a postal ballot.
(2) Each person entitled to vote in a BID ballot shall have the votes allocated which can be cast for the purposes of the first condition to be satisfied for approval by a BID ballot, in accordance with regulation 10.
(3) The rateable value of relevant property for the purposes of a BID ballot, renewal ballot, alteration ballot or re ballot, as the case may be, shall be the rateable value on the valuation roll as at 5 p.m. on the day of the ballot and no account shall be taken of any alteration to the rateable value which is not shown on the valuation roll immediately prior to the end of the day of the ballot.