We share strategies for providing verbal resignation notice to your employer, composing a resignation letter and preparing coworkers for your departure. It's best to tell your boss that you're moving on to the next step in your career "facetoface or over video call," with at least two weeks' notice.A resignation letter should be written at least 30 days prior to the effective date of resignation. This sample resignation letter is available for use on UpCounsel. You are free to resign with thirty days notice. Check with the union and don't count on what I'm saying but the rule is give thirty days notice. Then, state your intent to resign and exact date of departure. Your resignation is a legal document and cannot be changed after you have submitted it. I have accepted a new role as (job title) at (company name). The body of your letter can be one statement that explains you're leaving your job on a specified date.