(a) If the accused is committed to the Department of Behavioral Health and Developmental Disabilities pursuant to the provisions of Part 2 of Article 6 of Chapter 7 of this title, the department shall, upon the written request of the victim, mail to the victim at least ten days before the release or discharge of the accused notice of the release or discharge of the accused.(b) The Department of Behavioral Health and Developmental Disabilities shall mail to the victim immediately after the escape or subsequent readmission of the accused notice of such escape or subsequent readmission of the person who is placed by court order in the custody of the department pursuant to the provisions of Part 2 of Article 6 of Chapter 7 of this title.