(a) The provisions of this subchapter are applicable to all persons subject to the requirements of Texas Water Code (TWC), Chapters 26, 27, and 32; and Texas Health and Safety Code (THSC), Chapters 361, 375, 382, and 401. The applicable regulatory activities include, but are not limited to:      
        (1) discharges to surface water and groundwater regulated under TWC, Chapter 26;       
        (2) petroleum storage tanks regulated under TWC, Chapter 26;       
        (3) disposal of waste by underground injection regulated under TWC, Chapter 27;       
        (4) systems for subsurface area drip disposal regulated under TWC, Chapter 32;       
        (5) management and disposal of industrial solid waste, hazardous waste, or municipal solid waste (including composting, sewage sludge, and water treatment sludge) regulated under THSC, Chapter 361;       
        (6) removal of convenience switches and the convenience switch recovery program under THSC, Chapter 375;       
        (7) emission sources of air contaminants regulated under THSC, Chapter 382; and       
        (8) management and disposal of radioactive substances regulated under THSC, Chapter 401.       
      (b) This subchapter does not apply to occupational licensing programs or other programs specifically exempted by statute.     
      (c) Regulatory Flexibility Orders shall not authorize exemptions to statutes or regulations for storing, handling, processing, or disposing of low-level radioactive materials.     
     Source Note:        The provisions of this §90.2 adopted to be effective July 19, 2012, 37 TexReg 5310