After a bill is adopted and becomes public law, it is translated into regulations.
Primary Resources for Federal Regulations
Regulations for Individuals with Disabilities Education Act (IDEA)
Policy Guidance
The U.S. Department of Education's Office of Special Education Programs (OSEP) issues written guidance to support the implementation of the Individuals with Disabilities Education Act (IDEA).
Illinois State Board of Education resources
Wrightslaw has a wealth of information about special education law and advocacy. Use Topics A-Z to find a topic or identify keywords.