(a) be operated under the authority and responsibility of a board of education;

(b) be conducted by teachers who hold a valid New York State teaching certificate, an adult education certificate, or an evening vocational certificate;

(c) be administered and supervised by a person holding a valid teaching certificate, other than an adult education or evening vocational certificate. A person assigned half or more of his time to the administration and supervision of adult education must hold a valid teaching certificate, other than an adult education or evening vocational certificate, supplemented by six college semester hours in approved adult education courses of 90 clock hours of leadership education provided by the Education Department;

(d) be organized to achieve educational goals and learning objectives. Expenditures will not be approved for social and physical recreation, sports, games, amusements, entertainment or for courses which have limited educational objectives, except when conducted for adults 60 years of age and over;

(e) be designed to serve persons beyond the compulsory school age and not enrolled in a public or private secondary school; and

(f) maintain a level of adult attendance necessary to provide an effective and efficient instructional program.