California Code
CHAPTER 3.7 - Carbon Monoxide Pest Control Devices
Section 14160.

14160. For purposes of this chapter, “carbon monoxide pest control device” means any method or instrument using carbon monoxide to prevent, eliminate, destroy, or mitigate burrowing rodent pests.

(Added by Stats. 2014, Ch. 257, Sec. 2. (SB 1332) Effective January 1, 2015.)