22 Tex. Admin. Code § 116.5
(a) The owner of a dental laboratory that was registered with the State Board of Dental Examiners September 1, 1987, is not required to submit proof that the laboratory has at least one certified dental technician employed by and working on the premises provided that:
Source Note:The provisions of this §116.5 adopted to be effective June 27, 1989, 14 TexReg 2952; amended to be effective March 18, 1997, 22 TexReg 2498; amended to be effective April 16, 2000, 25 TexReg 3251.