Closed Primary State [Federal Elections] Law and Legal Definition

According to 11 CFR 9428.2 (g) [Title 11 -- Federal Elections; Chapter II -- Election Assistance Commission; Part 9428 -- National Voter Registration Act (42 U.S.C. 1973gg-1 Et Seq.); Subpart A -- General Provisions], the term closed primary state means “a state that requires party registration as a precondition to vote for partisan races in primary elections or for other nominating procedures.”