California Code, Education Code - EDC § 17071.40

Each school on a year-round, multitrack calendar that has a density of 200 or more pupils enrolled per acre, that is located in a school district with 40 percent of its pupils attending multitrack, year-round schools shall be exempted from the increase in school building capacity required by Section 17071.35.  Nothing in this section shall be construed as exempting the school from the requirements of Section 17071.33.