(a) The commission shall inspect regulated hazardous waste management and disposal facilities periodically as required by the United States Environmental Protection Agency under the federal Solid Waste Disposal Act, as amended by the Resource Conservation and Recovery Act of 1976, as amended (42 U.S.C. § 6901 et seq.).
(b) In supplementing the inspections under Subsection (a), the commission shall give priority to inspecting and reinspecting those facilities, including generators, considered most likely to be in noncompliance or most likely to pose an environmental or public health threat, regardless of whether the facilities are characterized as major or non-major facilities.

(c) The commission may randomly perform less comprehensive checks of facilities to supplement the more comprehensive inspections required by the United States Environmental Protection Agency.