30 Tex. Admin. Code § 312.6
On a case-by-case basis, the commission or executive director may impose requirements for the use or disposal of sewage sludge in addition to or more stringent than the requirements in this chapter when necessary to protect public health and the environment from any adverse effect of a pollutant in the sewage sludge.
Source Note:The provisions of this §312.6 adopted to be effective October 13, 1995, 20 TexReg 7840.