Streets and Highways Code § 27141
CHAPTER 8. Organization and Powers of the Board and the Executive Officers
Within two weeks after the Secretary of State has received certified copies of the resolutions of the board of supervisors of each county in the district, appointing the members of the board of directors from that county, he shall call the first meeting of the board of directors and shall designate an appropriate time, which shall be within that two week period, and place at which the meeting shall be held.