650—23.3(153) Expanded function categories. Dental hygienists and dental assistants must be issued a certificate of completion for the corresponding function in which training has been completed by a board-approved training program before performing a specific expanded function procedure. A dentist may delegate to dental hygienists or dental assistants only those expanded function procedures in which training has been successfully completed.
	23.3(1)  Level 1. Level 1 expanded functions may be taught by board-approved training providers using curriculum prior-approved by the board.
	23.3(2)  Level 2. Training in Level 2 expanded functions must be completed at the University of Iowa College of Dentistry or another accredited school using curriculum approved by the board. Before beginning Level 2 training, dental assistants and dental hygienists must complete all prerequisites established by the accredited school for the Level 2 training to be completed.
[ARC 4676C, IAB 9/25/19, effective 10/30/19; ARC 6733C, IAB 12/14/22, effective 1/18/23]