Learn about the different kinds of discrimination that can happen in the workplace and how you are protected under Massachusetts law. The MCAD offers various avenues to file a complaint of discrimination.Please review the options below to determine what is best for you. A charge of discrimination can be completed through our online system after you submit an online inquiry and we interview you. A Charge of Discrimination can be completed through our EEOC Public Portal 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. Federal and state law prohibit Massachusetts employers from discriminating against employees based on certain characteristics, such as race or religion. Massachusetts has laws in place against discrimination on the job. In Massachusetts, current and prospective workers are protected from discriminatory employment actions under federal and state law. Massachusetts has laws in place against discrimination on the job.