(a) In this section:
(1) “Captured facility” has the meaning assigned by § 361.131.
(2) “Commercial industrial solid waste facility” means any industrial solid waste facility that accepts industrial solid waste for a charge, but does not include a municipal solid waste facility, a captured facility, or a facility that accepts waste only from other facilities owned or effectively controlled by the same person.
(3) “Publicly owned treatment works” means any device or system used in the treatment, recycling, or reclamation of municipal sewage or industrial waste of a liquid nature that is owned by a state or by a municipality as defined by Section 502(4), Federal Water Pollution Control Act (33 U.S.C. § 1362). The term includes a sewer, pipe, or other conveyance only if the sewer, pipe, or conveyance conveys wastewater to a publicly owned treatment works providing treatment.
(b) A commercial industrial solid waste facility may not receive industrial solid waste for discharge into a publicly owned treatment works facility without first obtaining from the commission a permit under this chapter or a permit under Chapter 26, Water Code.

(c) This section does not require a commercial industrial solid waste facility to obtain a permit for discharge into a publicly owned treatment works facility liquid wastes that are incidental to the handling, processing, storage, or disposal of solid wastes at a municipal solid waste facility or commercial industrial solid waste landfill facility.