Cal. Food & Agr. Code § 6051
Cotton pests abatement districts may be organized and established by the board of supervisors of the Counties of Imperial, Los Angeles, Orange, Riverside, San Bernardino, San Diego, and Ventura, pursuant to the provisions of this chapter, and may exercise the powers expressly granted, or necessarily implied, by those provisions.
The district may include land in more than one of the counties listed in this section with the consent of the board of supervisors of the counties affected. The county which includes the majority of acreage in the district shall be designated the principal county. The agricultural commissioner and county officers in the principal county shall perform the acts required by the provisions of this chapter. District funds shall be deposited in the treasury of the principal county.
Chapter 6.6 (commencing with Section 54773) of Part 1 of Division 2 of the Government Code and the District Reorganization Act of 1965 do not apply to cotton pests abatement districts organized pursuant to this chapter.
Ca. Food and Agric. Code § 6051