Mass. Gen. Laws ch. 175 § 126
Every policy of life or endowment insurance made payable to or for the benefit of a married woman, or after its issue assigned, transferred or in any way made payable to a married woman, or to any person in trust for her or for her benefit, whether procured by herself, her husband or by any other person, and whether the assignment or transfer is made by her husband or by any other person, and whether or not the right to change the named beneficiary is reserved by or permitted to the person effecting such insurance, shall enure to her separate use and benefit, and to that of her children, subject to the provisions of section one hundred and twenty-five relative to premiums paid in fraud of creditors and to sections one hundred and forty-four to one hundred and forty-six, inclusive. No court, and no trustee or assignee for the benefit of creditors, shall elect for the person effecting such insurance to exercise such right to change the named beneficiary.
Mass. Gen. Laws ch. 175, § 126