NOTE: THIS LEGISLATION WAS VOTED ON IN A CONSTITUTIONAL CONVENTION, MEANING THAT BOTH CHAMBERS OF THE LEGISLATURE MET IN A JOINT SESSION AND VOTED ON THE LEGISLATION IN UNISON. THE LEGISLATION DOES NOT PASS OR FAIL EACH CHAMBER, BUT INSTEAD PASSES OR FAILS THE LEGISLATURE AS A WHOLE.
NOTE: AN AMENDMENT TO THE CONSTITUTION REQUIRES MAJORITY APPROVAL BY ALL LEGISLATORS IN TWO CONSECUTIVE SESSIONS IF PROPOSED BY A LEGISLATOR OR BY ONE-FOURTH OF ALL LEGISLATORS IN TWO CONSECUTIVE SESSIONS IF PROPOSED BY VOTER PETITION. IT MUST THEN BE APPROVED BY THE MAJORITY OF CITIZENS VOTING ON THE AMENDMENT IN THE NEXT ELECTION. AT LEAST THIRTY PERCENT OF BALLOTS CAST MUST CONTAIN A VOTE ON THE AMENDMENT FOR THE AMENDMENT TO BECOME ENACTED.
| State | District | Name | Party | Vote |
|---|---|---|---|---|
| MA | Berkshire, Hampshire, Franklin and Hampden | Benjamin Brackett Downing | Democratic | No |
| MA | Bristol and Norfolk | James E. 'Jim' Timilty | Democratic | No |
| MA | First Bristol and Plymouth | Joan M. Menard | Democratic | No |
| MA | Second Bristol and Plymouth | Mark C. Montigny | Democratic | No |
| MA | Cape and Islands | Robert A. 'Rob' O'Leary | Democratic | No |
| MA | First Essex | Steven A. Baddour | Democratic | No |
| MA | Second Essex | Frederick E. Berry | Democratic | No |
| MA | Third Essex | Thomas M. McGee | Democratic | No |
| MA | First Essex and Middlesex | Bruce E. Tarr | Republican | No |
| MA | Second Essex and Middlesex | Susan C. Tucker | Democratic | No |
| MA | Hampden | Stephen J. 'Steve' Buoniconti | Democratic | No |
| MA | First Hampden and Hampshire | Gale D. Candaras | Democratic | No |
| MA | Second Hampden and Hampshire | Michael R. Knapik | Republican | No |
| MA | Hampshire, Franklin and Worcester | Stanley C. 'Stan' Rosenberg | Democratic | No |
| MA | First Middlesex | Steven C. Panagiotakos | Democratic | Yes |
| MA | Second Middlesex | Patricia D. 'Pat' Jehlen | Democratic | No |
| MA | Third Middlesex | Susan C. Fargo | Democratic | No |
| MA | Fourth Middlesex | Robert A. Havern III | Democratic | No |
| MA | Middlesex and Essex | Richard R. Tisei | Republican | No |
| MA | First Middlesex and Norfolk | Karen E. Spilka | Democratic | No |
| MA | Second Middlesex and Norfolk | Cynthia Stone 'Cindy' Creem | Democratic | No |
| MA | Middlesex and Worcester | Pamela P. Resor | Democratic | No |
| MA | Middlesex, Suffolk and Essex | Jarrett T. Barrios | Democratic | No |
| MA | Norfolk and Plymouth | Michael W. Morrissey | Democratic | No |
| MA | Norfolk, Bristol and Middlesex | Scott P. Brown | Republican | Yes |
| MA | Norfolk, Bristol and Plymouth | Brian A. Joyce | Democratic | No |
| MA | Plymouth and Barnstable | Therese Murray | Democratic | No |
| MA | Second Plymouth and Bristol | Robert S. Creedon Jr. | Democratic | Yes |
| MA | Plymouth and Norfolk | Robert L. 'Bob' Hedlund Jr. | Republican | Yes |
| MA | First Suffolk | John A. 'Jack' Hart Jr. | Democratic | No |
| MA | Second Suffolk | Dianne Wilkerson | Democratic | No |
| MA | Second Suffolk and Middlesex | Steven A. Tolman | Democratic | No |
| MA | Suffolk and Norfolk | Marian Walsh | Democratic | No |
| MA | First Worcester | Harriette L. Chandler | Democratic | No |
| MA | Second Worcester | Edward M. Augustus Jr. | Democratic | No |
| MA | Worcester and Middlesex | Robert A. Antonioni | Democratic | No |
| MA | Worcester, Hampden, Hampshire and Middlesex | Stephen M. 'Steve' Brewer | Democratic | No |
| MA | Worcester and Norfolk | Richard T. 'Dick' Moore | Democratic | Yes |
| MA | Third Bristol and Plymouth | Marc R. Pacheco | Democratic | No |
| State | Name | Party | Vote |
|---|---|---|---|
| MA - Berkshire, Hampshire, Franklin and Hampden | Benjamin Brackett Downing | D | No |
| MA - Bristol and Norfolk | James E. 'Jim' Timilty | D | No |
| MA - First Bristol and Plymouth | Joan M. Menard | D | No |
| MA - Second Bristol and Plymouth | Mark C. Montigny | D | No |
| MA - Cape and Islands | Robert A. 'Rob' O'Leary | D | No |
| MA - First Essex | Steven A. Baddour | D | No |
| MA - Second Essex | Frederick E. Berry | D | No |
| MA - Third Essex | Thomas M. McGee | D | No |
| MA - First Essex and Middlesex | Bruce E. Tarr | R | No |
| MA - Second Essex and Middlesex | Susan C. Tucker | D | No |
| MA - Hampden | Stephen J. 'Steve' Buoniconti | D | No |
| MA - First Hampden and Hampshire | Gale D. Candaras | D | No |
| MA - Second Hampden and Hampshire | Michael R. Knapik | R | No |
| MA - Hampshire, Franklin and Worcester | Stanley C. 'Stan' Rosenberg | D | No |
| MA - First Middlesex | Steven C. Panagiotakos | D | Yes |
| MA - Second Middlesex | Patricia D. 'Pat' Jehlen | D | No |
| MA - Third Middlesex | Susan C. Fargo | D | No |
| MA - Fourth Middlesex | Robert A. Havern III | D | No |
| MA - Middlesex and Essex | Richard R. Tisei | R | No |
| MA - First Middlesex and Norfolk | Karen E. Spilka | D | No |
| MA - Second Middlesex and Norfolk | Cynthia Stone 'Cindy' Creem | D | No |
| MA - Middlesex and Worcester | Pamela P. Resor | D | No |
| MA - Middlesex, Suffolk and Essex | Jarrett T. Barrios | D | No |
| MA - Norfolk and Plymouth | Michael W. Morrissey | D | No |
| MA - Norfolk, Bristol and Middlesex | Scott P. Brown | R | Yes |
| MA - Norfolk, Bristol and Plymouth | Brian A. Joyce | D | No |
| MA - Plymouth and Barnstable | Therese Murray | D | No |
| MA - Second Plymouth and Bristol | Robert S. Creedon Jr. | D | Yes |
| MA - Plymouth and Norfolk | Robert L. 'Bob' Hedlund Jr. | R | Yes |
| MA - First Suffolk | John A. 'Jack' Hart Jr. | D | No |
| MA - Second Suffolk | Dianne Wilkerson | D | No |
| MA - Second Suffolk and Middlesex | Steven A. Tolman | D | No |
| MA - Suffolk and Norfolk | Marian Walsh | D | No |
| MA - First Worcester | Harriette L. Chandler | D | No |
| MA - Second Worcester | Edward M. Augustus Jr. | D | No |
| MA - Worcester and Middlesex | Robert A. Antonioni | D | No |
| MA - Worcester, Hampden, Hampshire and Middlesex | Stephen M. 'Steve' Brewer | D | No |
| MA - Worcester and Norfolk | Richard T. 'Dick' Moore | D | Yes |
| MA - Third Bristol and Plymouth | Marc R. Pacheco | D | No |