Except as authorized by this chapter, it is unlawful for any person to practice educational psychology or use any title or letters that imply that he or she is a licensed educational psychologist unless, at the time of so doing, he or she holds a valid, unexpired, and unrevoked license issued under this chapter.
Source:
Section 4989.50, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=BPC§ionNum=4989.50..