2. Teacher employed—
(a)in an Academy, city technology college or a city college for the technology of the arts by the proprietor of such a school, or
(b)by the sponsor of a proposed Academy, and in this paragraph “sponsor of a proposed Academy” means any person who approaches the Secretary of State expressing an interest in establishing and maintaining an Academy with a view to creating a charitable company limited by guarantee and which company it is proposed will then enter into an agreement such as is described in section 482 of EA 1996 with the Secretary of State to establish and maintain the Academy.