Chapter 209A of the General Laws of Massachusetts deals with abuse between intimate partners, family or household members. The complete law can be found here:
www.mass.gov/legis/laws/mgl/gl-209a-toc.htm

Chapter 265, Section 43 of the General Laws of Massachusetts addresses the crime of stalking. This law was amended in August, 2000 to add Section 43A - "An Act Relative to the Crime of Criminal Harassment."
www.state.ma.us/legis/laws/mgl/265-43.htm

Original Stalking Law www.state.ma.us/legis/laws/seslaw00/sl000164.htm (Section 43A)

Chapter 35 of the Acts of 2002
An Act Relative to the Crimes of Assault and Battery by Means of a Dangerous Weapon