34 C.F.R. § 300.501
(a) Opportunity to examine records. The parents of a child with a disability must be afforded, in accordance with the procedures of §§ 300.613 through 300.621, an opportunity to inspect and review all education records with respect to—
(b) Parent participation in meetings.
(1) The parents of a child with a disability must be afforded an opportunity to participate in meetings with respect to—
(c) Parent involvement in placement decisions.
(4) A placement decision may be made by a group without the involvement of a parent, if the public agency is unable to obtain the parent's participation in the decision. In this case, the public agency must have a record of its attempt to ensure their involvement.
(Authority: 20 U.S.C. 1414(e), 1415(b)(1))