Section 1.  Section 123 of chapter 140 of the General Laws, as appearing in the 2010 Official Edition, is hereby amended by inserting after the second paragraph the following paragraph:-

Clauses Eighteenth to Twenty-first, inclusive, of the first paragraph shall not apply to: (a) any firearm lawfully owned or possessed under a license issued under this chapter on or before October 21, 1998; or (b) any firearm designated as “Olympic Competition Pistols” in the “Roster of Exempted Olympic Competition Pistols” established by the California Department of Justice; or (c) any firearms recommended by “USA Shooting,” the national governing body for International Shooting Competition in the United States as being suitable for International and Olympic Pistol Competition.  The current California “Roster of Exempted Olympic Competition Pistols” shall be established in Massachusetts as the “Olympic Competition Firearms Roster,” to be maintained and updated by the secretary of public safety as required based on the recommendations of USA Shooting, but not less than bi-annually.  No further regulations shall apply to this roster and the firearms listed thereon.