Any 1 or more credit unions may merge or consolidate with 1 or more savings banks, as defined in section 1 of chapter 168, or 1 or more co-operative banks, as defined in section 1 of chapter 170, or 1 or more subsidiary banking institutions, as defined in section 1 of chapter 167H and section 4 of chapter 167I.
Mass. Gen. Laws ch. 171, § 78A