The Department of Education shall conduct audits of special education programs in randomly selected school districts each year to oversee the implementation of the Individuals with Disabilities Education Act, 20 USC 1400 et seq., as amended from time to time. Such audits shall include, but need not be limited to, (1) interviewing teachers and staff who provide special education services and parents or guardians of children requiring special education, (2) conducting unannounced on-site visits to observe classroom practice and any other facet of the administration or provision of special education services in order to ensure compliance with individual education plans and all state and federal law and guidance, and (3) reviewing individualized education programs.