(a) The commission shall adopt grant guidelines and criteria consistent with the requirements of this chapter.
(b) The guidelines must include:
(1) protocols to compute projected emissions reductions and project cost-effectiveness; and
(2) safeguards to ensure that the projects funded result in emissions reductions not otherwise required by state or federal law.

(c) The commission may propose revisions to the guidelines and criteria adopted under this section as necessary to improve the ability of the program to achieve the program goals.
(d) The commission may adopt emergency rules under § 2001.034, Government Code, with abbreviated notice, to carry out any rulemaking necessary to implement this chapter.
(e) Except as provided by Subsection (d), the rulemaking requirements of Chapter 2001, Government Code, do not apply to the adoption or revision of guidelines and criteria under this section.