Dental hygienists shall not perform, or attempt to perform, the following services or procedures:

1. A. removal of, or addition to, the hard or soft tissues of the oral cavity, other than diseased crevicular tissue;
2. B. placement or insertion of any permanent filling material;
3. C. diagnosis and dental treatment planning;
4. D. the final fitting, adaptation, seating and cementation of any fixed or removable dental appliance or restoration, including but not limited to inlays, crowns, bands, space maintainers, habit devices or splints;
5. E. final impressions for restorations or prosthetic appliances;
6. F. irrigation and medication of canal, cone try-in, reaming, filing, or filling of root canals;
7. G. other services defined as the practice of dentistry in Section 61-5A-4 (A) of the act and not specifically listed in Section 61-5A-4 (B) and (C) NMSA 1978, unless exempted by regulation; and

8. H. apply pit and fissure sealants without a dentist evaluation in cases where the tooth does exhibit cavitation of the enamel surface.

   [3/14/73, 4/10/81, 3/11/89, 5/31/95; 16.5.29.9 NMAC - Rn, 16 NMAC 5.29.9, 04/17/06; A, 01/09/12]