You can, but at least in the USA your employer has the right to reject your request to rescind it. The employer is under no obligation to accept the proffered withdrawal of the resignation.Can you withdraw your resignation letter? A resignation withdrawal letter has to be addressed to your HR department or the manager of your department. "Under California law, an employee has a right to rescind a resignation unilaterally (like any contract offer) only prior to its acceptance," the court said. Acceptance of resignation occurs when an employee voluntarily leaves the company and submits their resignation. But how I withdrew was I talked to my advisor success coach. Whatever you call them. Once an employee submits a written resignation letter, it sets in motion a series of administrative and managerial procedures. If they don't, what happens if the resignation is not accepted?