Okla. Stat. tit. 43A, § 43A-5-510

- Evaluation report.

Upon the filing of a petition alleging a minor to be a minor in

need of treatment, the court shall:

1. Appoint an attorney to represent the minor if the minor is

not represented by counsel. An attorney so appointed shall consult

with the minor at least twenty-four (24) hours prior to the date set

for hearing the petition. In addition, the court may appoint a

guardian ad litem as provided by Section 1-4-306 of Title 10A of the

Oklahoma Statutes;

2. Enter any prehearing detention orders as may be necessary;

3. Set a date for a hearing on the petition. The date shall

not be less than one (1) day, or more than three (3) days, excluding

weekends and legal holidays, from the date of the filing of the

petition. Upon the request of the attorney for the minor, the date

of the hearing may be extended once for up to an additional three

(3) days, excluding weekends and holidays; and

4. Cause notice of the date, time, place and purpose of the

hearing to be given to the petitioner, the minor, the parent(s) or

legal custodian of the minor and the person in charge of the mental

health or substance abuse treatment facility. If the minor is a

ward of the court, or is in the custody of the Department of Human

Services or the Office of Juvenile Affairs, notice shall also be

given to a public or private child care agency having legal custody

of the minor, if any, or to the person at the Department of Human

Services, the Office of Juvenile Affairs or the applicable juvenile

bureau responsible for the supervision of the case. The notice

shall be given at least twenty-four (24) hours prior to the date set

Oklahoma Statutes - Title 43A. Mental Health Page 175

for the hearing and shall be given in such manner as directed by the

court.