In an investigation of or a prosecution for an offense under this chapter, every agency of state or local government shall keep confidential the identity, pictures, and images of the alleged victim and the family of the alleged victim, except to the extent that disclosure is:

(1)  Necessary for the purpose of investigation or prosecution;

(2)  Required by law or court order; or

(3)  Necessary to ensure provision of services or benefits to the victim or the victim’s family.