Tex. Occupations Code § 262.151: DELEGATION OF DUTIES BY DENTIST.

(a) A licensed dentist may delegate orally or in writing a service, task, or procedure to a dental hygienist who is under the supervision and responsibility of the dentist, if:

(1) the dental hygienist is licensed to perform the service, task, or procedure;

(2) the supervising dentist examines the patient:

(A) at the time the service, task, or procedure is performed by the dental hygienist; or

(B) during the 12 calendar months preceding the date of performance of the service, task, or procedure by the dental hygienist; and

(3) the dental hygienist does not:

(A) diagnose a dental disease or ailment;

(B) prescribe a treatment or a regimen;

(C) prescribe, order, or dispense medication; or

(D) perform any procedure that is irreversible or involves the intentional cutting of soft or hard tissue by any means.

(b) A licensed dentist may delegate to a dental hygienist any act that a dentist may delegate to a dental assistant.

(c) A dentist is not required to be on the premises when the dental hygienist performs a delegated act.

(d) This chapter does not prevent a dentist from authorizing a dental hygienist employed by the dentist to:

(1) instruct and educate a patient in proper oral hygiene; or

(2) provide to a patient a medication ordered by the dentist.

(e) This chapter does not prevent a dental hygienist from incidentally removing cementum during root planing.

Acts 1999, 76th Leg., ch. 388, Sec. 1, eff. Sept. 1, 1999.