How to write a resignation letter that's effective immediately? First, you need to immediately and permanently resign as CEO and transition this leadership role to capable hands.It's time to quit the job, and you're not giving two weeks' notice. Here's how to politely write a resignation letter, effective immediately. The document was among a series of files that were unsealed Monday as part of a lawsuit . A member of the Chippewa County Board of Supervisors is calling for Chippewa County Sheriff Travis Hakes' immediate resignation. How to write a resignation letter that's effective immediately? UPDATED: With health officer stepping down, Montgomery County, state look for replacement. Once a resignation takes effect, the officer cannot withdraw it. It came up during the preliminary investigation that since their marriage last year, they constantly fought with each other," said the officer.