Learn more about the deadlines and requirements needed for running for office. How to File Information related to filing for office. Campaign Information Packet Information to assist in your campaign. Campaign Finance Reports are accepted by email, regular mail and in-person drop-off. Upcoming Events & Dates Last Day to Register for April 2023 City of Olathe Mail Ballot Election Tuesday, Apr 4 2023 5pm April 25, 2023 - City of Olathe Last Day to Register for April 2023 City of Olathe Mail Ballot Election Election Day for April 2023 City of Olathe Mail Ballot Election Tuesday, Apr 25 2023 12pm April 25, 2023 - City of Olathe Election Day for April 2023 City of Olathe Mail Ballot Election All Events & Dates How do I... Register to Vote Advance Voting Information Find Maps & District Info Voter lookup & Sample Ballot Find Polling Places Apply to be an Election Worker Find Forms Information Requests