34 C.F.R. § 303.300
The statewide comprehensive, coordinated, multidisciplinary interagency system to provide early intervention services for infants and toddlers with disabilities and their families referenced in § 303.100 must include the following components:
(a) Pre-referral policies and procedures that include—
(c) Post-referral policies and procedures that ensure compliance with the timeline requirements in § 303.310 and include—