Robert Bernstein, M.D. Attorney General of Texas — Opinion. December 28, 1990 JIM MATTOX, Attorney General of Texas Robert Bernstein, M.D. Commissioner Texas Department of Health 1100 West 49th Street Austin, Texas 78756-3199 Re: Registration of installers of on-site sewage disposal systems, and related questions under chapter 366 of the Health and Safety Code (RQ-2037) […]