U.S. Senator in South Dakota

Senator must be at least thirty years, have been a citizen of the United States for at least nine years, and must be an inhabitant of the state they seek to represent.

Filing fee is $0; signature requirement of major party - 1% of the voters who voted for that party's gubernatorial candidate at the last gubernatorial election in the state. Alternative party - 1% of the voters who voted for that party's statewide candidate receiving the highest votes at the last gubernatorial election in the state. Independent - 1% of the total combined vote cast for Governor at the last certified gubernatorial election within the district or political subdivision. New party - 250 signatures

Submit paperwork to the Secretary of State's office.