AB843,12,53 (f) "LEED silver level" means the performance level designated as the silver
4level under the LEED Green Building Rating System or its current equivalent as
5determined by the department of commerce under s. 101.028.
AB843,12,136 (g) "Major construction project" means a project for the construction of a state
7building, structure, or facility that will, upon completion, contain at least 10,000
8gross square feet of conditioned space, or for the repair, renewal, or renovation of an
9existing state building, structure, or facility containing at least 10,000 gross square
10feet of conditioned space that affects more than 50 percent of the existing gross
11square feet of conditioned space in that building, structure, or facility, or for the
12expansion of an existing state building, structure, or facility to add at least 10,000
13gross square feet of conditioned space.
AB843,12,1814 (h) "Minimum LEED performance requirements for the operation and
15maintenance of existing buildings" means the performance requirements so
16designated under the LEED Green Building Rating System, as prescribed by the
17U.S. Green Building Council, or its current equivalent as determined by the
18department of commerce under s. 101.028.
AB843,12,2219 (i) "Zero net energy" means an energy consumption level under which a
20building, structure, or facility produces as much energy for electricity, heating, and
21cooling from renewable sources in any calendar year as the building, structure, or
22facility consumes during the same period.
AB843,13,6 23(2) The department shall ensure that the plans and specifications for each
24major construction project conform at a minimum to the requirements for
25certification at the LEED silver level. Upon completion of each major construction

1project, the department shall obtain certification by the U.S. Green Building Council
2that the project conforms at a minimum to the requirements for certification at the
3LEED silver level. The department shall also ensure that the energy performance,
4recycling of construction and demolition materials, ventilation components, indoor
5air quality performance, and water usage level for each major construction project
6conform to the standards specified s. 13.48 (2) (jm) 2.
AB843,13,15 7(3) The department shall maintain a current inventory of the location and
8gross square footage of the conditioned space in all buildings, structures, and
9facilities that are owned or leased by any agency for its use or the use of another
10agency. The inventory shall include for each building, structure, or facility
11information concerning the conditioned space in the building, structure, or facility
12and whether the building, structure, or facility or any portion thereof is certified or
13eligible for certification by the U.S. Green Building Council as conforming at a
14minimum to LEED performance requirements for the operation and maintenance of
15existing buildings.
AB843,13,21 16(4) Except as provided in sub. (5), the department shall ensure that each
17building, structure, or facility constructed, repaired, renewed, renovated, or
18expanded by or for the state that is a major construction project conforms to
19whichever of the following energy performance standards applies, based upon the
20year in which construction, repair, renewal, renovation, or expansion of the building,
21structure, or facility begins:
AB843,14,222 (a) For a building, structure, or facility the construction, repair, renewal,
23renovation, or expansion of which begins on or after the first day of the 7th month
24beginning after the effective date of this paragraph .... [LRB inserts date], but before
25January 1, 2015, the energy performance shall be at least 30 percent better than the

1energy performance under the ASHRAE standard or the IECC standards, whichever
2is the most stringent.
AB843,14,73 (b) For a building, structure, or facility the construction, repair, renewal,
4renovation, or expansion of which begins after December 31, 2014, but before
5January 1, 2020, the energy performance shall be at least 70 percent better than the
6performance under the ASHRAE standard or the IECC standards, whichever is the
7most stringent.
AB843,14,128 (c) For a building, structure, or facility the construction, repair, renewal,
9renovation, or expansion of which begins after December 31, 2019, but before
10January 1, 2025, the energy performance shall be at least 80 percent better than the
11energy performance under the ASHRAE standard or the IECC standards, whichever
12is the most stringent.
AB843,14,1713 (d) For a building, structure, or facility the construction, repair, renewal,
14renovation, or expansion of which begins after December 31, 2024, but before
15January 1, 2030, the energy performance shall be at least 90 percent better than the
16energy performance under the ASHRAE standard or the IECC standards, whichever
17is the most stringent.
AB843,14,2218 (e) For a building, structure, or facility the construction, repair, renewal,
19renovation, or expansion of which begins after December 31, 2029, the energy
20performance shall be 100 percent better than the energy performance under the
21ASHRAE standard or the IECC standards, whichever is more stringent, and the
22building, structure, or facility shall consume zero net energy.
AB843,15,2 23(5) Subsection (4) does not apply to the gross square footage of enclosed space
24of any building, structure, or facility that is dedicated for laboratory usage if the

1ventilation requirements for that gross square footage do not permit compliance with
2sub. (4) in that area.
AB843,15,10 3(6) The department shall assess the feasibility of achieving certification by the
4U.S. Green Building Council for greater than 15 percent of the total gross square
5footage of conditioned space in buildings, structures, and facilities that are owned or
6leased by agencies, as determined under sub. (3), as conforming at a minimum to
7LEED performance requirements for the operation and maintenance of existing
8buildings and shall, by rule, specify, for purposes of s. 13.48 (2) (jm) 5., increased
9levels of certification and dates during the period from January 1, 2015, to January
101, 2030, by which those increased levels are to be achieved.
AB843,15,16 11(7) Annually no later than March 31, the department shall report to the
12governor and the building commission concerning the percentage level of adherence
13as of the preceding December 31 to each of the requirements under s. 13.48 (2) (jm)
14and this section that become effective on a date following that December 31 and the
15percentage level of adherence as of the preceding December 31 to the applicable
16requirement under s. 13.48 (2) (jm) 4. or 5.
AB843, s. 7 17Section 7. 20.255 (2) (ed) of the statutes is created to read:
AB843,15,1918 20.255 (2) (ed) LEED fees. A sum sufficient to pay LEED registration and
19certification fees on behalf of school districts under s. 120.24.
AB843, s. 8 20Section 8. 66.0902 of the statutes is created to read:
AB843,15,22 2166.0902 Energy and environmental design standards for political
22subdivision facilities.
(1) In this section:
AB843,15,2423 (a) "Conditioned space" means space that is designated to have controlled
24environmental conditions.
AB843,15,2525 (b) "LEED silver level" has the meaning given in s. 16.856 (1) (f).
AB843,16,8
1(c) "Major construction project" means a project for the construction of a public
2building by or for a political subdivision that will, upon completion of the project,
3contain at least 10,000 gross square feet of conditioned space, or for the repair,
4renewal, or renovation of an existing public building by or for a political subdivision
5containing at least 10,000 gross square feet of conditioned space that affects more
6than 50 percent of the existing gross square feet of conditioned space in that building,
7or for the expansion of an existing public building by or for a political subdivision to
8add at least 10,000 gross square feet of conditioned space.
AB843,16,99 (d) "Political subdivision" means any city, village, town, or county.
AB843,16,19 10(2) A political subdivision shall ensure that the plans and specifications for
11each major construction project conform at a minimum to the requirements for
12certification at the LEED silver level. Upon completion of each major construction
13project, the political subdivision shall obtain certification from the U.S. Green
14Building Council that the project conforms at a minimum to the requirements for
15certification at the LEED silver level. The political subdivision shall also ensure that
16the energy performance, use and disposal of construction and demolition materials,
17ventilation components, indoor air quality performance, and water usage level for
18each major construction project conform to the standards specified s. 13.48 (2) (jm)
192.
AB843, s. 9 20Section 9. 101.02 (23) of the statutes is created to read:
AB843,17,621 101.02 (23) The department may promulgate rules that establish building and
22design requirements for public buildings and places of employment that are based
23upon standard 189.1-2009 developed by the American Society of Heating,
24Refrigerating and Air-Conditioning Engineers in conjunction with the U.S. Green
25Building Council and the Illuminating Engineering Society or that are based upon

1the current equivalent of that standard. If the department promulgates rules under
2this subsection, the department shall review the rules whenever a revision of
3standard 189.1-2009, or its current equivalent, is published. The department shall
4complete its review of the rules and submit to the legislature proposed rules
5changing the requirements no later than 18 months after the date on which the
6revision of the standard is published.
AB843, s. 10 7Section 10. 101.025 (4) (intro.) of the statutes is renumbered 101.025 (4) (ag),
8and 101.025 (4) (ag) (intro.), as renumbered, is amended to read:
AB843,17,139 101.025 (4) (ag) (intro.) For ventilation systems in public buildings and places
10of employment, the department shall adopt promulgate rules setting that
11incorporate standard 62.1-2007, or its current equivalent, of the American Society
12of Heating, Refrigerating and Air Conditioning Engineers and that set all of the
13following
:
AB843, s. 11 14Section 11. 101.025 (4) (ar) of the statutes is created to read:
AB843,17,2015 101.025 (4) (ar) The department shall review the rules promulgated under par.
16(ag) whenever a revision of standard 62.1-2007, or its current equivalent, of the
17American Society of Heating, Refrigerating and Air Conditioning Engineers, is
18published. The department shall complete its review of the rules and submit to the
19legislature a proposed rule changing the rules no later than 18 months after the date
20on which the revision of the standard is published.
AB843, s. 12 21Section 12. 101.027 (2) of the statutes is amended to read:
AB843,18,1322 101.027 (2) The department shall review the energy conservation code and
23shall promulgate rules that change the requirements of the energy conservation code
24to improve energy conservation. No rule may be promulgated that has not taken into
25account the cost of the energy conservation code requirement, as changed by the rule,

1in relationship to the benefits derived from that requirement, including the
2reasonably foreseeable economic and environmental benefits to the state from any
3reduction in the use of imported fossil fuel. The proposed rules changing the energy
4conservation code shall be submitted to the legislature in the manner provided under
5s. 227.19. In conducting a review under this subsection, the department shall
6consider incorporating incorporate, into the energy conservation code, design
7requirements from
standard 90.1-2007, or its current equivalent, of the most current
8national energy efficiency design standards, including the International Energy
9Conservation Code or an energy efficiency code other than the International Energy
10Conservation Code if that energy efficiency code is used to prescribe design
11requirements for the purpose of conserving energy in buildings and is generally
12accepted and used by engineers and the construction industry
American Society of
13Heating, Refrigerating and Air Conditioning Engineers
.
AB843, s. 13 14Section 13. 101.027 (3) (a) 1. of the statutes is amended to read:
AB843,18,1715 101.027 (3) (a) 1. A revision of standard 90.1-2007, or its current equivalent,
16of
the International Energy Conservation Code American Society of Heating,
17Refrigerating and Air Conditioning Engineers
is published.
AB843, s. 14 18Section 14. 101.027 (3) (b) 1. of the statutes is amended to read:
AB843,19,219 101.027 (3) (b) 1. If the department begins a review under sub. (2) because a
20revision of standard 90.1-2007, or its current equivalent, of the International
21Energy Conservation Code
American Society of Heating, Refrigerating and Air
22Conditioning Engineers
is published, the department shall complete its review of the
23energy conservation code, as defined in sub. (1), and submit to the legislature
24proposed rules changing the energy conservation code, as defined in sub. (1), no later
25than 18 months after the date on which the revision of standard 90.1-2007, or its

1current equivalent, of
the International Energy Conservation Code American
2Society of Heating, Refrigerating and Air Conditioning Engineers
is published.
AB843, s. 15 3Section 15. 101.028 of the statutes is created to read:
AB843,19,5 4101.028 Energy performance and environmental design standards for
5certain public buildings, structures and facilities. (1)
In this section:
AB843,19,76 (a) "Energy Star standards" means the standards prescribed by the U.S.
7Environmental Protection Agency under 42 USC 7403 (g) for energy use in buildings.
AB843,19,118 (b) "LEED Green Building Rating System" means the green building rating
9system of the U.S. Green Building Council designated as the leadership in energy
10and environmental design system or its current equivalent as determined by the
11department.
AB843,19,1412 (c) "LEED silver level" means the performance level designated as the silver
13level under the LEED Green Building Rating System or its current equivalent as
14determined by the department.
AB843,19,1915 (d) "Minimum LEED performance requirements for the operation and
16maintenance of existing buildings" means the performance requirements so
17designated under the LEED Green Building Rating System, as prescribed by the
18U.S. Green Building Council, or its current equivalent as determined by the
19department.
AB843,19,2220 (e) "U.S. Green Building Council" means the United States Green Building
21Council or any successor organization that is substantially the same organization,
22as determined by the department.
AB843,20,2 23(2) The department shall prescribe, by rule, standards for energy performance
24and environmental design in buildings, structures, and facilities which shall apply
25to the extent required under ss. 13.48 (2) and (15), 16.84 (5), 16.856, 66.0902, and

1120.24. The standards shall be based upon the following standards or, if they are
2updated, their current equivalents:
AB843,20,33 (a) The LEED silver level for new building construction.
AB843,20,54 (b) Minimum LEED performance requirements for the operation and
5maintenance of existing buildings.
AB843,20,66 (c) Energy Star standards.
AB843,20,87 (d) Energy performance standard 90.1-2007 of the American Society of
8Hearing, Refrigerating, and Air Conditioning Engineers.
AB843,20,109 (e) Standard 62.1-2004 of the American Society of Heating, Refrigerating, and
10Air Conditioning Engineers.
AB843,20,1211 (f) National energy efficiency design standards of the International Energy
12Conservation Code adopted the the International Code Council-2006.
AB843,20,1413 (g) The Uniform Plumbing Codes-2006 promulgated by the International
14Association of Plumbing and Mechanical Officials.
AB843,20,1715 (i) Indoor air quality guidelines for occupied buildings promulgated by the
16Sheet Metal and Air Conditioning Contractors' National Association, 2nd edition,
172007.
AB843,20,1918 (j) The International Plumbing Codes-2006 fixture and fitting performance
19requirements promulgated by the International Code Council.
AB843,20,24 20(3) The department shall review a rule promulgated under sub. (2) whenever
21a revision of a standard on which the rule is based is published. The department
22shall complete its review of the rule and submit to the legislature a proposed rule
23changing the standard no later than 18 months after the date on which the revision
24of the standard is published.
AB843, s. 16 25Section 16. 101.05 (1) and (3) of the statutes are amended to read:
AB843,21,4
1101.05 (1) No Except for rules promulgated under s. 101.028, no building code
2adopted by the department under this chapter shall affect buildings located on
3research or laboratory farms of public universities or other state institutions and
4used primarily for housing livestock or other agricultural purposes.
AB843,21,7 5(3) No Except for rules promulgated under s. 101.028, no standard, rule, code
6or regulation of the department under this subchapter applies to construction
7undertaken by the state for the purpose of renovation of the state capitol building.
AB843, s. 17 8Section 17. 101.65 (1) (a) (intro.) of the statutes is amended to read:
AB843,21,159 101.65 (1) (a) (intro.) Exercise jurisdiction over the construction and inspection
10of new dwellings by passage of ordinances, provided such ordinances meet the
11requirements of the one- and 2-family dwelling code adopted in accordance with this
12subchapter. An ordinance under this paragraph may exceed the requirements of the
13one- and 2-family dwelling code that relate to energy conservation in the
14construction of new dwellings.
Except as provided by s. 101.651, a county ordinance
15shall apply in any city, village or town which has not enacted such ordinance.
AB843, s. 18 16Section 18. 119.04 (1) of the statutes, as affected by 2009 Wisconsin Acts 60
17and 96, is amended to read:
AB843,22,218 119.04 (1) Subchapters IV, V and VII of ch. 115, ch. 121 and ss. 66.0235 (3) (c),
1966.0603 (1m) to (3), 115.01 (1) and (2), 115.28, 115.31, 115.33, 115.34, 115.343,
20115.345, 115.361, 115.365 (3), 115.38 (2), 115.445, 115.45, 118.001 to 118.04, 118.045,
21118.06, 118.07, 118.075, 118.10, 118.12, 118.125 to 118.14, 118.145 (4), 118.15,
22118.153, 118.16, 118.162, 118.163, 118.164, 118.18, 118.19, 118.20, 118.225, 118.24
23(1), (2) (c) to (f), (6) and (8), 118.255, 118.258, 118.291, 118.30 to 118.43, 118.51,
24118.52, 118.55, 120.12 (5) and (15) to (25), 120.125, 120.13 (1), (2) (b) to (g), (3), (14),

1(17) to (19), (26), (34), (35), (37), (37m), and (38), 120.14, 120.21 (3), 120.24, and
2120.25 are applicable to a 1st class city school district and board.
AB843, s. 19 3Section 19. 120.24 of the statutes is created to read:
AB843,22,5 4120.24 Energy performance and environmental design standards for
5school district facilities.
(1) In this section:
AB843,22,66 (a) "Conditioned space" has the meaning given in s. 16.856 (1) (c).
AB843,22,77 (b) "LEED silver level" has the meaning given in s. 16.856 (1) (f).
AB843,22,148 (c) "Major construction project" means a project for the construction of a
9building that will, upon completion, contain at least 10,000 gross square feet of
10conditioned space, or for the repair, renewal, or renovation of an existing building
11containing at least 10,000 gross square feet of conditioned space that affects more
12than 50 percent of the existing gross square feet of conditioned space in that building,
13or for the expansion of an existing building to add at least 10,000 gross square feet
14of conditioned space.
AB843,22,23 15(2) Each school board shall ensure that the plans and specifications for each
16major construction project conform at a minimum to the requirements for
17certification at the LEED silver level. Upon completion of each major construction
18project, the school board shall obtain certification from the U.S. Green Building
19Council that the project conforms at a minimum to the requirements for certification
20at the LEED silver level. The school board shall also ensure that the energy
21performance, use and disposal of construction and demolition materials, ventilation
22components, indoor air quality performance, and water usage level for each major
23construction project conform to the standards specified s. 13.48 (2) (jm) 2.
AB843,23,3
1(3) Upon request, the department shall pay necessary LEED registration and
2certification fees for a major construction project on behalf of a school district. The
3department shall pay the fees from the appropriation under s. 20.255 (2) (ed).
AB843, s. 20 4Section 20. 145.133 of the statutes is created to read:
AB843,23,5 5145.133 Graywater systems. (1) In this section:
AB843,23,76 (a) "Graywater" means wastewater generated from the use of a clothes washer,
7sink, shower, or bathtub.
AB843,23,98 (b) "Graywater system" means a system for the collection and reuse of
9graywater.
AB843,23,1110 (c) "Rainwater system" means a system for the collection and reuse of
11rainwater generated from building roofs.
AB843,23,15 12(2) The department shall promulgate rules that establish standards for the
13installation of graywater and rainwater systems. The standards shall authorize the
14reuse of graywater and rainwater within the building, or on the property
15surrounding the building, from which the graywater or rainwater was generated.
AB843, s. 21 16Section 21. Initial applicability.
AB843,23,1917 (1) The treatment of section 13.48 (2) (jm) 2. and 3. of the statutes first applies
18with respect to projects approved and agreements entered into on the effective date
19of this subsection.
AB843,23,2120 (2) The treatment of section 16.856 (2) of the statutes first applies with respect
21to projects for which design is commenced on the effective date of this subsection.
AB843,23,2522 (3) The treatment of section 16.84 (5) of the statutes, the renumbering and
23amendment of section 13.48 (15) of the statutes, and the creation of section 13.48 (15)
24(b) of the statutes first apply with respect to leases of real property by the state that
25are entered into, renewed, or extended on the effective date of this subsection.
AB843,24,2
1(4) The treatment of section 120.24 (2) of the statutes first applies with respect
2to projects for which design is commenced on the effective date of this subsection.
AB843,24,53 (5) The treatment of section 66.0902 (2) of the statutes first applies with respect
4to projects for which a request for proposal is issued by a political subdivision on the
5effective date of this subsection.
AB843,24,66 (End)
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