The major-party filing deadlines to run for elected office in Vermont and Wyoming passed on May 28 and May 29.

Candidates in Vermont filed for the state’s At-Large Congressional District seat.

• U.S. Senate (one seat)
• Wyoming’s At-Large Congressional District (one seat)

U.S. Senate incumbent Mike Enzi (R) announced on May 4, 2019, that he would retire in the fall of 2020.

The primary in Vermont is scheduled for August 11, and the primary in Wyoming is scheduled for August 18. The general election in both states is scheduled for November 3, 2020.

Vermont and Wyoming’s major-party congressional filing deadlines were the 39th and 40th to take place in the 2020 election cycle. The next major-party congressional filing deadlines are on June 1 in Alaska, Kansas, and Wisconsin.

Entering the 2020 election, the Democratic Party holds the At-Large Congressional District seat from Vermont, and the Republican Party holds the U.S. Senate and At-Large Congressional District seats from Wyoming.

The U.S. Senate has 45 Democrats, 53 Republicans, and two independents who caucus with the Democratic Party. Only 33 out of 100 Senate seats are up for election. A majority in the chamber requires 51 seats. The U.S. House has 233 Democrats, 196 Republicans, and one Libertarian. All 435 seats are up for election. A majority in the chamber requires 218 seats.