Effective Dates

(1) 310 CMR 40.0000, as published on January 13, 1995, shall take effect on February 1, 1995, except for 310 CMR 40.0180 which shall take effect on February 24, 1995. 310 CMR 40.0000, as effective prior to February 1, 1995, became effective on October 1, 1993, except for 310 CMR 40.0168 and 310 CMR 40.0600, which became effective on August 2, 1993. (2) Except as provided by 310 CMR 40.0600, response actions which were approved by the Department: (a) prior to July 20, 1992, and on or after October 3, 1988, shall be completed in a manner consistent with such approval and in accordance with 310 CMR 40.000, as effective prior to October 1, 1993, and M.G.L. c. 21E, as amended prior to July 20, 1992, and (b) prior to October 1, 1993, and on or after July 20, 1992, shall be completed in a manner consistent with such approval and in accordance with 310 CMR 40.000, as effective prior to October 1, 1993, and M.G.L. c. 21E, as amended on July 20, 1992. 310 CMR 40.000 became effective on October 3, 1988, with the exception of 310 CMR 40.300 through 310 CMR 40.379 which became effective on August 31, 1988. Copies of 310 CMR 40.000, as effective prior to October 1, 1993 (i.e. the 1988 Massachusetts Contingency Plan), may be obtained upon request from the Department for a nominal fee. (3) Except as provided by 310 CMR 40.0600, response actions which were approved by the Department prior to October 3, 1988, shall be completed in a manner consistent with such approval and M.G.L. c. 21E, as amended prior to July 20, 1992. (4) 310 CMR 40.0000 as published May 30, 1997, shall take effect May 30, 1997. (5) 310 CMR 40.0000 as published March 24, 2006 shall take effect April 3, 2006, except as provided in 310 CMR 40.0027 regarding the electronic submittal of Remedial Monitoring Reports. (6) 310 CMR 40.0000 as published December 14, 2007 shall take effect February 14, 2008, except for 310 CMR 40.0570 which shall take effect on December 14, 2007. (7) Except as provided by 310 CMR 40.0005(8) through (10), 310 CMR 40.0000 as published April 25, 2014 shall take effect on June 20, 2014. (8) The Reportable Concentrations for Oil and Hazardous Material in groundwater or soil listed in the Massachusetts Oil and Hazardous Material List at 310 CMR 40.1600 as published April 25, 2014, shall take effect on April 25, 2014. 40.0005: continued (9) The elimination of the requirement to submit an initial Tier I Permit Application, formerly 310 CMR 40.0704, from 310 CMR 40.0000, as published on April 25, 2014, shall take effect on April 25, 2014. (10) RPs, PRPs or Other Persons may conduct an initial Tier Classification of a disposal site in accordance with the Tier Classification Process and Basis for Tier Classification in 310 CMR 40.0510 and 310 CMR 40.0520, respectively, as published April 25, 2014.