Dental Board of CaliforniaThe Dental Board of California licenses and regulates over 100,000 licensees; consisting of dentists (DDS), registered dental assistants (RDA), and registered dental assistants in extended functions (RDAEF). In addition, the Board has the responsibility for setting the duties and functions of unlicensed dental assistants. The Board’s highest priority is the protection of the public when exercising its licensing, regulatory, and disciplinary functions.