53-20-130. Patient transfers from mental health facilities. If a person is a patient in a mental health facility and the professional person, as defined in 53-21-102, in charge of the patient determines that the patient is suffering from a developmental disability rather than mental illness and should more properly be committed to a residential facility or an appropriate less restrictive alternative, the professional person shall commence proceedings to effect a commitment, consistent with the procedures set forth in this part for commitments generally.