Penal Code § 157
CHAPTER 7. Other Offenses Against Public Justice
Every person to whom an infant has been confided for nursing, education, or any other purpose, who, with intent to deceive any parent or guardian of that child, substitutes or produces to that parent or guardian another child in the place of the one so confided, is punishable by imprisonment pursuant to subdivision (h) of Section 1170 for two, three or four years.