Chapter 265 of the General Laws, as appearing in the 2006 Official Edition, is hereby amended by inserting, after section 13K, the following section:— Section 13L. Whoever commits an assault and battery on a school teacher, teacher’s aide, faculty member, school administrator or school staff member of a public or private elementary, vocational, secondary school, junior college, college or a university while said school teacher, teacher’s aide, faculty member, school administrator or school staff member is on or within the real property comprising a public or private elementary, vocational, secondary school, junior college, college or university whether or not in session shall be punished by imprisonment for not less than ninety days nor more than two and one-half years in a house of correction or by a fine of not less than five hundred nor more than five thousand dollars, and a violator may be arrested without a warrant by any officer having police powers in the jurisdiction of the act.