Government Code section 9922
(a)
.The membership of each committee shall be proportional to the partisan composition of the house in question.(b)
.Majority party members of each committee shall be selected by the majority party in a manner to be determined by the party caucus in each house.(c)
.Minority party members of each committee shall be selected by the minority party or parties, in a manner to be determined by the party caucus or caucuses in each house.(d)
.The Assembly Committee on Rules and the Senate Committee on Rules shall provide for the necessary and reasonable expenses of all committees of their respective houses pursuant to the provisions of Section 9912 and 9916.(e)
The majority party in each house shall be that party with the largest number of Members in that house. Each other party with membership in the house shall be a minority party.
Source:
Section 9922, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=GOV§ionNum=9922.
(accessed May 12, 2025).