SACRAMENTO, Calif. - A California federal judge on March 21 denied certification of a class of children on the Autism spectrum and their parents suing various California school districts for allegedly being denied access to intensive applied behavior analysis services in violation of Section 504 of the Rehabilitation Act, Title II of the Americans with Disabilities Act and California's Unruh Civil Rights Act (Z.F., a minor by and through his parents M.A.F. and J.F., et al. v. Ripon Unified School District (RUSD), et al., No. 10-523, E.D. Calif.; 2013 U.S. Dist. LEXIS 39655).