California Code, Education Code - EDC § 17088.3

(a) No school district shall qualify for the lease under this chapter, after January 1, 1990, of one or more portable classrooms except upon submitting a study examining the feasibility of implementing in the district a year-round multitrack educational program that is designed to increase pupil capacity in the district by at least 20 percent.

(b) Emergency or urgency conditions within a school district shall constitute grounds for approval by the board, pending submission of the report.

(c) Subdivision (a) does not apply to facilities that are designated as uninhabitable after July 1, 1989, due to fire or other health or safety conditions.

(d) Subdivision (a) does not apply to a school district for leases or subleases under this chapter for the purpose of providing facilities, pursuant to subdivision (c) of Section 17091, for licensed child day care programs or recreation or enrichment activities or programs for schoolage children.