California Code
ARTICLE 9 - Dental Hygienists
Section 1914.

1914. A registered dental hygienist may use any material or device approved for use in the performance of a service or procedure within his or her scope of practice under the appropriate level of supervision, if he or she has the appropriate education and training required to use the material or device.

(Added by Stats. 2008, Ch. 31, Sec. 47. Effective January 1, 2009. Operative July 1, 2009, by Sec. 55 of Ch. 31.)