Authorizes a major political party to, under national or state party rules, base the allocation of delegates from this state to the national nominating convention of that party in whole or in part on the results of the presidential primary.

Requires the secretary of state to only provide voter declaration information to state and county committees of major political parties if a major political party submits documentation to the secretary by October 1st of the year preceding the presidential election that the party will use the results of the presidential primary when allocating delegates to the national nominating convention of that party.