Mass. Gen. Laws ch. 150E § 15
Whoever wilfully assaults, physically resists, prevents, impedes, or interferes with a mediator, fact-finder, or arbitrator, or any member of the commission or any of the agents or employees of the commission in the performance of duties pursuant to this chapter shall be fined not more than five thousand dollars, or imprisoned not more than one year, or both.
Whoever knowingly files a statement or report under section fourteen of this chapter, which report is false in any material representation, shall be punished by a fine of not more than five thousand dollars.
No compensation shall be paid by an employer to an employee with respect to any day or part thereof when such employee is engaged in a strike against said employer. No such employee shall be eligible for such compensation at a later date in the event that such employee is required to work additional days to fulfill the provisions of a collective bargaining agreement, except in the instance when a regional or local school district does not receive authorization for a shortened school year from the department of education, in which case such employee shall be eligible for compensation at his regular rate for such additional days worked.
Any employee who engages in a strike shall be subject to discipline and discharge proceedings by the employer.
Mass. Gen. Laws ch. 150E, § 15