Sec. 1. 20-A MRSA §264 is enacted to read:

§264.__Energy efficiency certification

1.__Program.__The commissioner shall ensure that facility managers for school administrative districts complete a building operators certification program established and conducted under the authority of the Public Utilities Commission pursuant to Title 35-A, section 3211-A, subsection 2.

2.__Goals; implementation.__The commissioner shall phase in compliance with the requirements of subsection 1 so that 50% of the facility managers for school administrative districts are certified no later than January 1, 2010 and 100% of the facility managers for school administrative districts are certified no later than January 1, 2015.__To achieve these goals, the commissioner, with input from the school administrative districts, shall select the order in which the facility managers are to receive training.

3.__Rules.__The commissioner shall adopt rules to implement the requirements of this section.__Rules adopted pursuant to this section are routine technical rules as defined in Title 5, chapter 375, subchapter 2-A.

Sec. 2. 35-A MRSA §121, sub-§2, as amended by PL 2005, c. 350, §15, is further amended to read:

2. Model code. After the effective date of rules adopted pursuant to subsection 1 July 27, 2005, a municipality may not adopt a building energy code other than the model building energy code or an amended version of the model building energy code or fail to adopt a building energy code unless, by January 1, 2008, that municipality notifies the commission, in writing, of the municipality's decision not to adopt the model building energy code. For purposes of this subsection, "amended version of the model energy building energy code" means a version of the code that does not include certain parts or portions of the code or that creates new exemptions from its requirements but does not include a version of the code that includes modifications to any standard established in the code. Nothing in this section requires a municipality to adopt a building energy code. If a municipality does not notify the commission prior to January 1, 2008 of the municipality's decision not to adopt the model building energy code, the municipality shall adopt the model building energy code. A municipality that has a building energy code in effect prior to the effective date of the rules July 27, 2005 may continue to keep that code, but if the municipality