Mass. Gen. Laws ch. 175F, § 16: Fund declared to be charitable and benevolent institution; exemption from taxes

Section 16. A fund is hereby declared to be a charitable and benevolent institution, and all of its assets shall be exempt from all and every state, county, district, municipal and school tax, if all of its participants qualify for exemption from federal taxes under 26 U.S.C. Section 501, or qualify for the exclusion from gross income provided under 26 U.S.C. Section 115.