Cal. Welf. & Inst. Code § 4693

For the purposes of this article, “infant day program” means a day training and activity program where infants and their families are provided training individually and in groups for a day or less, and are provided an organized program of activity. These programs are designed to encourage the development and adjustment of the infants in the community and their homes, and to prepare the infants for entrance into classes of local schools or other appropriate facilities.