Wat. Code, § 80508

(a) The department may prescribe, adopt, and enforce emergency regulations relating to the administration and enforcement of this division. Any emergency regulations prescribed, adopted, or enforced pursuant to this division shall be adopted in accordance with Chapter 3.5 (commencing with Section 11340) of Part 1 of Division 3 of Title 2 of the Government Code, and, for purposes of that chapter, including Section 11349.6 of the Government Code, the adoption of such regulations is an emergency and shall be considered by the Office of Administrative Law as necessary for the immediate preservation of the public peace, health and safety, and general welfare.

(b) The provisions of the Government Code and Public Contract Code applicable to state contracts, including, but not limited to, advertising and competitive bidding requirements and prompt payment requirements, apply to contracts entered into under this division, unless the department determines that application of any of those provisions to contracts entered into under this division is detrimental to accomplishing the purposes of this division.