If an article, section, subsection, sentence, clause or phrase of 103 CMR 420.00 is for any reason held to be unconstitutional, contrary to statute, in excess of the authority of the Commissioner, or otherwise inoperative, such decision shall not affect the validity of any other article, section, subsection, sentence, clause or phrase of 103 CMR 420.00.
103 CMR, § 420.17