No board of education of a school district providing high school education in its own high school shall propose to close its high school and to contract with another district or districts to provide high school education for pupils of the district, unless and until a public question as to whether or not the board may enter into such a contract or contracts shall be submitted to and approved by a majority of the voters of the district voting thereon at an annual or special school election.

L.1967, c.271.