Changes existing open primary law to require closed, partisan primary for purpose of selecting delegates to presidential nominating conventions of national political parties.
Limits voting for such delegates to voters registered by party affiliation.
Restricts voting of such partisan ballots to members of the particular political party.
Source for Popular Vote data: California Secretary of State. Statement of Vote 1998 General Election November 3, 1998, California Secretary of State (http://vote98.ss.ca.gov/Final/sov/SOV80-91.pdf) (accessed 19 Jan 2007)