Md. Code Ann., Health Occ. § 4-206.1
(a) Subject to the requirements of subsections (b) and (c) of this section, a dental hygienist may administer local anesthesia by infiltration to facilitate the practice of dental hygiene by a dental hygienist or the practice of dentistry by a dentist, but not as a medical specialty, provided the administration of local anesthesia is under the supervision of a dentist who:
(b) Before a dental hygienist may administer local anesthesia under subsection (a) of this section, the dental hygienist shall successfully complete the following:
Added by Acts 2009, c. 565, § 1, eff. Oct. 1, 2009; Acts 2009, c. 566, § 1, eff. Oct. 1, 2009. Amended by Acts 2016, c. 111, § 1, eff. Oct. 1, 2016.