Learn about the different kinds of discrimination that can happen in the workplace and how you are protected under Massachusetts law. A charge of discrimination can be completed through our online system after you submit an online inquiry and we interview you.In Massachusetts, you must file your claim within 300 days after you experienced a discriminatory act. Employment Discrimination Laws. Massachusetts has laws in place against discrimination on the job. Typically, before you file a labor or employment lawsuit, you must try to settle the dispute administratively, filing complaints with federal or state agencies. Massachusetts Law outlaws treating people unfairly based on their membership in a "protected class. Workplace discrimination is illegal in Massachusetts and across the country, and your employer can be held accountable.