California Code, Education Code - EDC § 60312

The state board shall make available copies of adopted textbooks and other state adopted print materials in large print and other accessible media for pupils enrolled in the elementary schools whose visual acuity is 10/70 or less or who have other visual impairments making the use of these textbooks and alternate formats necessary.  The state board shall make available adopted textbooks in braille characters for pupils enrolled in elementary schools whose corrected visual acuity is 20/200 or less.  The state board may purchase or contract for the development of those materials.