30 Tex. Admin. Code § 37.9255
An owner or operator required by this subchapter to provide financial assurance must submit an originally signed financial assurance mechanism for closure, post closure and third party pollution liability coverage.
(1) For new facilities, owners or operators shall submit the originally signed financial assurance mechanism:
(2) For facilities in existence upon the effective date of this section, owners or operators shall submit the originally signed financial assurance mechanism:
Source Note:The provisions of this §37.9255 adopted to be effective October 16, 2008, 33 TexReg 8528.