30 Tex. Admin. Code § 106.161
Animal feeding operations which confine animals in numbers specified in paragraph (1) of this section and any associated on-site feed handling and/or feed milling operations which satisfy the following conditions of this section are exempt.
(1) Operations designed to feed no more than:
Source Note:The provisions of this §106.161 adopted to be effective March 14, 1997, 22 TexReg 2439.