§ 764. Petition to terminate placement. Any parent or guardian or duly
authorized agency or next friend of a person placed under section seven
hundred fifty-six may petition to the court for an order terminating the
placement. The petition must be verified and must show:

(a) that an application for release of the respondent was made to the
duly authorized agency with which the child was placed;

(b) that the application was denied or was not granted within thirty
days from the day application was made; and

(c) the grounds for the petition.