The major party filing deadlines passed to run for elected offices in three states. Arizona and North Dakota’s filing deadlines were April 6, and Oklahoma’s was April 10.

In Arizona, candidates filed for the following state offices:
• Corporation Commission (3 seats)
• State Senate (30 seats)
• State House (60 seats)

Ballotpedia is also covering local elections in the following areas, though the filing deadline for these offices is not until July 6:
• Phoenix, Arizona
• Mesa, Arizona
• Chandler, Arizona
• Glendale, Arizona
• Gilbert, Arizona
• Scottsdale, Arizona
• Maricopa County, Arizona
• Pima County, Arizona
• 42 school districts

In North Dakota, candidates filed for the following state offices:
• Governor
• Lieutenant Governor
• Treasurer
• State Auditor
• Commissioner of Insurance
• Public Service Commissioner
• Superintendent of Public Instruction
• State Senate (23 seats)
• State House (47 seats)
• Supreme Court (1 seat)

In Oklahoma, candidates filed for the following state offices:
• Corporation Commissioner
• State Senate (24 seats)
• State House (101 seats)

Ballotpedia is also covering local elections in the following areas:
• Tulsa, Oklahoma
• Oklahoma County, Oklahoma
• Tulsa County, Oklahoma
• Cleveland County, Oklahoma
• Canadian County, Oklahoma
• Osage County, Oklahoma
• 25 school districts (the filing deadline for these elections was December 4, 2019)

Arizona and Oklahoma are also holding retention elections for their state supreme courts and their state intermediate appellate courts on November 3, 2020.

The primary in Arizona is scheduled for August 4, the primary in North Dakota is scheduled for June 9, and the primary in Oklahoma is scheduled for June 30. North Dakota Governor Doug Burgum (R) authorized counties to conduct the June 9 primary election entirely by mail in response to the coronavirus (COVID-19) pandemic. The general elections for all three states are scheduled for November 3, 2020.

Arizona, North Dakota, and Oklahoma’s statewide filing deadlines were the 32nd, 33rd, and 34th to take place in the 2020 election cycle. The next statewide filing deadline is on April 21 in Michigan.

Arizona, North Dakota, and Oklahoma have Republican state government trifectas. A trifecta exists when one political party simultaneously holds the governor’s office and majorities in both state legislative chambers.

Additional reading:
Arizona elections, 2020
North Dakota elections, 2020
Oklahoma elections, 2020