When the legal custody of a youth has been vested in the department of youth services by order of the juvenile judge, the department shall, under rules established by it, study and evaluate such youth and investigate all pertinent circumstances of his behavior and life in order to prepare a service plan while he or she is detained in the state training schools. Data concerning such youth secured in any previous study and evaluation undertaken under this chapter may be utilized by the department in lieu of or in supplementation of a new study and evaluation. The police authorities, the school authorities and other public officials and agencies of the state or any county or municipality in the state shall, upon the request of the department, promptly make available to the department all pertinent information in their possession with respect to a youth whose custody is vested in the department; provided, that this section shall not require any disclosure which would be inconsistent with the requirements of any federal statute or regulation under which grants are made to the state or any state law. The department shall make available its findings pursuant to this section to any juvenile court in the state.
Ala. Code § 44-1-30 (1975)