(a) Before the governing board of a school district enters into a lease or agreement pursuant to this article, it shall own a site upon which a building to be used by the district and private person, firm, local governmental agency, as defined in paragraph (3) of subdivision (f) of Section 4420 of the Government Code, or corporation may be constructed and shall have complied with the provisions of law relating to the selection and approval of sites.
(b) This section shall not apply to any building to be acquired by purchase pursuant to Article 2 (commencing with Section 17110) of Chapter 16 of Part 10.