303.511—An organization or individual may file a complaint.
(a) General.
An individual or organization may file a written signed complaint under § 303.510. The complaint must include—
(1)
A statement that the State has violated a requirement of part C of the Act or the regulations in this part; and
(b) Limitations.
The alleged violation must have occurred not more than one year before the date that the complaint is received by the public agency unless a longer period is reasonable because—
(2)
The complainant is requesting reimbursement or corrective action for a violation that occurred not more than three years before the date on which the complaint is received by the public agency.