(a) The division is administered by the commissioner of workers' compensation as provided by this subchapter. Except as otherwise provided by this title, the commissioner of workers' compensation shall exercise all executive authority, including rulemaking authority, under this title.
(b) The commissioner of insurance may delegate to the commissioner of workers' compensation or to that person's designee and may redact any delegation, and the commissioner of workers' compensation may delegate to the commissioner of insurance or to that person's designee, any power or duty regarding workers' compensation imposed on the commissioner of insurance or the commissioner of workers' compensation under this title, including the authority to make final orders or decisions. A delegation made under this subsection must be made in writing.
(c) The commissioner of insurance shall develop and implement policies that clearly separate the respective responsibilities of the department and the division.
(d) The commissioner of insurance may provide advice, research, and comment regarding the adoption of rules by the commissioner of workers' compensation under this subtitle.