ALABAMA: One party
ALASKA: One party
ARIZONA: One party
ARKANSAS: One party
CALIFORNIA: ALL parties
COLORADO: One party
CONNECTICUT: ALL parties
DELAWARE: One party
FLORIDA: ALL parties
GEORGIA: One party
HAWAII: One party
IDAHO: One party
ILLINOIS: ALL parties
INDIANA: One party
IOWA: One party
KANSAS: One party
KENTUCKY: One party
LOUISIANA: One party
MAINE: One party
MARYLAND: ALL parties
MASSACHUSETTS: ALL parties
MICHIGAN:
MINNESOTA: One party
MISSISSIPPI: One party
MISSOURI: One party
MONTANA: ALL parties
NEBRASKA: One party
NEVADA: ALL parties
NEW HAMPSHIRE: ALL parties
NEW JERSEY: One party
NEW MEXICO: One party
NEW YORK: One party
NORTH CAROLINA: One party
NORTH DAKOTA: One party
OHIO: One party
OKLAHOMA: One party
OREGON: One party
PENNSYLVANIA: ALL parties
RHODE ISLAND: One party
SOUTH CAROLINA: One party
SOUTH DAKOTA: One party
TENNESSEE: One party
TEXAS: One party
UTAH: One party
VERMONT: One party
VIRGINIA: One party
WASHINGTON: ALL parties
WASHINGTON DC: One party
WISCONSIN: One party
WYOMING: One party