An Act Regarding Energy Efficiency Standards
Maine Legislature, Session 121, LD 1321
Committee: Business, Research and Economic Development
Sponsors: ADAMS, HALL, BERRY, BLISS, EDER, LUNDEEN, RINES, SHIELDS
Amends: 10 MRSA §1413, 10 MRSA §1415-C, 10 MRSA §1415-D

Legislative Document 
No. 1321 
H.P.975 
House of Representatives, March 11,2003 
An Act Regarding Energy Efficiency Standards 
Reference to the Committee on Business, Research and Economic Development suggested 
and ordered printed. 
Presented by Representative ADAMS of Portland. 
Cosponsored by Senator HALL of Lincoln and 
77l~ 
/J7.11bc~ 
MILLICENT M. MacFARLAND 
Clerk 
Representatives: BERRY of Belmont, BLISS of South Portland, EDER of Portland, 
LUNDEEN of Mars Hill, RINES of Wiscasset, SHIELDS of Auburn. 
Printed on recycled paper 
Be it enacted by the People of the State of Maine as follows: 
Sec. 1. 10 MRSA §1413, sub-§I, as amended by PL 1989, c. 75, 
§1, is further amended to read: 
1. 
ASHRAE. 
"ASHRAE 
99" 
means 
the 
81:l!'!'eBt--staBea!'e--f9!' 
eBe!'~Y-€9BSe£¥a~i9B-~£-~~~~~~~~¥&~~-aae-app!,9vee 
By-·Ule American Society of Heating, 
Ref!'i:~e!'ati:9a Refrigerating 
and Ai:!'-b9aei:ti:9Bi:B~ Air-Conditioning Engineers~. 
Sec. 2. 10 MRSA §1413, sub-§§I-A and I-B are enacted to read: 
I-A. 
ASHRAE Standard 62-2001. 
"ASHRAE Standard 62-2001" 
means Ventilation for Acceptable lAO, 
ASHRAE Standard 62-2001, 
the standard for building ventilation adopted by ASHRAE in 2001. 
I-B. 
ASHRAE Standard 90.1, 2001. 
"ASHRAE Standard 90.1, 
2001" means Standard 90.1, 2001 Energy Standard for Buildings, IP 
Edition, the standard for energy conservation in new building 
design adopted by ASHRAE in 2001. 
Sec. 3. 10 MRSA §1415-C, first~, as enacted by PL 1991, c. 
246, §6, is amended to read: 
Except as provided in this section, 
any 
new conditioned 
space in a residential building constructed after January 1, 1989 
2003 
must conform to the minimum prescriptive or performance 
standards established in this section. 
Sec. 4. 10 MRSA §1415-C, sub-§3, as amended by PL 1991, c. 
246, §9, is further amended to read: 
3. 
Multifamily structures. 
Effective January 1, 1999 2003, 
in addition to conforming to the requirements of this section, 
any new construction or renovation of a conditioned space in -a-
any residential building of more 
than 2 dwelling units must 
conform to the ASHRAE 99-staBea!'es r -p!'9vi:eee-that-th9se-staBea!'es 
e9--no-t,..-€eB.f.J.~€-t.-~i-1;h.--thl-6--seeti:9B Standard 62-2001 and ASHRAE 
Standard 90.1, 2001. 
Sec. 5. 10 MRSA §1415-D, first ~, as enacted by PL 1987, c. 
818, §4, is amended to read: 
Except as provided in this section, 
new construction or 
substantial 
renovation 
of 
any 
commercial 
or 
institutional 
building undertaken after January 1, 1989-sha11 2004 must conform 
to 
~he ASHRAE 
99-~-t.aBea£es Standard 62-2001 and ASHRAE Standard 
90.1-2001 under any of the compliance methods specified in the 
standards. 
For 
the 
purpose 
of 
this 
section, 
"substantial 
renovation" means any renovation for which the cost exceeds 50'l-o 
of the building's current value prior to renovation. 
SUMMARY 
This bill amends Maine law pertaining to energy efficiency 
standards 
and 
indoor 
air 
quality 
in 
new 
construction 
or 
substantial 
renovation of conditioned space in 
a 
residential 
building of more than 2 dwelling units to conform to the changes 
to ASHRAE standards.