At-will employment and wrongful termination, Findlaw. Any negative change in your job that occurs during your leave or 6 months following your leave is presumed to be unlawful retaliation.This article covers some of the common legal grounds you might have for suing your employer in Massachusetts for wrongful termination. Employment termination laws in Massachusetts, your rights against retaliation and discrimination, and how a wrongful employment termination lawyer can help. Appellate courts in Massachusetts have repeatedly stated that an at-will employee may be terminated at any time for almost any reason or for no reason at all. Employers shall not be required to pay out unused earned sick time upon the separation of the employee from the employer. Wrongful termination occurs where an employee is discharged for unlawful reasons, which can include discrimination based on a protected class or retaliation. Yes, taking too many sick days can be grounds for termination. Massachusetts employers are not legally prohibited from firing employees for exercising their right to file a rebuttal in their personnel file. Our Boston legal team is known for being tenacious fighters, and for standing up to major institutions and government agencies in Massachusetts.