State law requires districts to address indoor air quality in schools.
California Education Code 17261. School districts in various climates and conditions
The State Allocation Board shall obtain construction plans for school buildings appropriate for school districts in various climates and geographical conditions of the state. The plans shall be composed of plans designed to meet the needs of school districts requiring school buildings of various sizes. The plans may include landscape suggestions. The plans may include designs that promote the efficient use of energy and water, the maximum use of natural lighting and indoor air quality, the use of recycled materials and materials that emit a minimum of toxic substances, the use of acoustics conducive to teaching and learning, and other characteristics of high performance schools.
California Health and Safety Code 39930 Expedited Air Quality Improvement Program for Electrical Generation
(4) A description of options for schools and school districts to improve indoor air quality in public schools. The state board shall develop these options in consultation with representatives from school district facility departments, school district maintenance departments, and statewide educational organizations.
Indoor Air Quality, A Guide for Educators
This site addresses indoor air quality in schools.