Any lease or agreement shall be subject to the following requirements:

(a) A building or structure that is to be used for school purposes shall be subject to the provisions of Article 3 (commencing with Section 17280) and Article 6 (commencing with Section 17365). A building or facility used by a school district under a lease or lease-purchase agreement into which neither pupils nor teachers are required to enter or that would be excluded from the definition of “school building,” as contained in Section 17368, shall not be considered to be a “school building” within the meaning of Section 17283.

(b) Subdivision (a) shall not apply to trailer coaches used for classrooms or laboratories if the trailer coaches conform to the requirements of Part 2 (commencing with Section 18000) of Division 13 of the Health and Safety Code, and the rules and regulations promulgated thereunder concerning mobilehomes, are not expanded or fitted together with other sections to form one unit greater than 24 feet in width, are used for special educational purposes, and are used by not more than 12 pupils at a time, except that the trailer coaches may be used by not more than 20 pupils at a time for driver training purposes.

(c) The site on which a leased relocatable structure is located shall be owned by the school district, or shall be under the control of the school district pursuant to a lease or a permit.

“Relocatable structure” is any structure that is designed to be relocated.

(d) For purposes of interconnection of fire alarms, buildings leased for 24 months or less shall be subject to Section 809 of the Uniform Building Code until applicable regulations proposed by the State Fire Marshal are adopted as part of Title 24 of the California Code of Regulations.

(e) Notwithstanding any other provision of law, this section shall become operative on September 30, 1997.

(Amended (as to be added by Stats. 1996, Ch. 277, 2nd text) by Stats. 1997, Ch. 320, Sec. 4. Effective August 18, 1997. As amended, this section initially became operative on September 30, 1997, by Sec. 10 of Ch. 320 (and by its own provisions).)