WISCONSIN

Primaries:

• Democratic congressional and state primaries: open

• Republican congressional and state primaries: open

• Democratic Presidential primary: open
  

• Republican Presidential primary: open
  

Primary Type Definitions

Registration:

• Wisconsin has nonpartisan registration. There is no option to affiliate with a political party on the voter registration form.

Details of voting in congressional and state primary elections:

• Voters do not declare affiliation with a party in order to vote, but they must choose one party's ballot.

• Voters are not tied to that party affiliation in the future.