303.421 Prior written notice and procedural safeguards notice.
(a) General. Prior written notice must be provided to parents a reasonable time before the lead agency or an EIS provider proposes, or refuses, to initiate or change the identification, evaluation, or placement of their infant or toddler, or the provision of early intervention services to the infant or toddler with a disability and that infant’s or toddler’s family.
(b) Content of notice. The notice must be in sufficient detail to inform parents about—
(3) All procedural safeguards that are available under this subpart, including a description of mediation in §303.431, how to file a State complaint in §§303.432 through 303.434 and a due process complaint in the provisions adopted under §303.430(d), and any timelines under those procedures.