State-level insurance mandates had a variable effect on the insurer and family’s share of spending on services for autism spectrum disorder (ASD) between 2008 and 2012. The per-child per-month insurer spending ranged from $61 to $1,299. Mandates had an insignificant effect on insurer spending for children with the lowest spending while causing an average increase of $270 per-child per-month in insurer spending for children with the highest spending for ASD-specific services. ASD-specific services can include treatments such as occupational and physical therapies, speech therapy, diagnostic assessment, case management, mental health/social . . .