In these regulations Act means the Water Management Act 1999 ;adult means a natural person who has attained the age of 18 years;certificate of election means the certificate issued under regulation 29(b) or regulation 30(b) in respect of an election;close of nominations means the date and time fixed under regulation 7(b) ;close of the ballot means the date and time fixed under regulation 19(1)(b) ;election see regulation 3 ;Electoral Commissioner means the Electoral Commissioner appointed under section 14 of the Electoral Act 2004 ;irrigation right means an irrigation right in force under section 23(1)(a) of the Irrigation Clauses Act 1973 ;person means, in its application to a natural person, an adult;Returning Officer , in an election, means the person appointed under section 211A of the Act to conduct the election.