introduction to leed v4 lyle scott may 22, 2014csc-dcc.ca/img/content/4b - leed 2009 vs leed...

Introduction to LEED v4Lyle Scott

May 22, 2014

Agenda

• Introduction to LEED v4

• Taking a Global Approach

• New and More Stringent Requirements

• Major Changes to Materials & Resources

• Conclusion

• What is Next?

Introduction to LEED v4

• Global Approach

• LEED Online

• Alternative Compliance Path

• New and More Stringent Requirements

• Major Changes to Materials and Resources

• Life Cycle Analysis

• Environmental Product Declarations

Introduction Global Approach New & More Stringent

Requirements

Changes to Materials

and Resources

Conclusion What is Next?

TAKING A MORE GLOBAL APPROACH

Taking a More Global Approach

• LEED Online

• Canadian Alternative Compliance Paths


Requirements


and Resources


LEED Online

• LEED v4 requirement

• Submit documents for review and certification

• Documents will no longer be sent directly to

LEED consultants

• Instead, uploaded on LEED Online for them to

review


Requirements


and Resources


File Upload

View Form

Alternative Compliance Paths (ACP)

• Currently developing Canadian ACPs as compliance to the

international rating system

• All LEED rating systems now available in Canada

• Retail, Healthcare, Hospitality, Warehouse/Distribution Centres and Schools

Canadian ACPs to be launched

at GBC annual conference in

Toronto June, 2014


Requirements


and Resources


NEW CREDITS AND REQUIREMENTS

New Category and Credit Structure

Credit Categories LEED 2009 LEED v4

Integrative Process 1

Location and Transportation (LT) 16

Sustainable Sites (SS) 26 10

Water Efficiency (WE) 10 11

Energy and Atmosphere (EA) 35 33

Materials and Resources (MR) 14 13

Indoor Environmental Quality (EQ) 15 16

Innovation (IN) 6 6

Regional Priority (RP) 4 4

LEED Credits for New Construction


Requirements


and Resources


Integrative Process

LEED 2009 LEED v4

Prerequisite

Integrated Project

Planning and

Design

Credit

Integrative

Process

Ip1 Integrated Project Planning and Design

• Preliminary and integrated project approach

with documentation

• Mandatory for healthcare projects

Ic1 Integrative Process

• Encourage early energy and water system

analysis


Requirements


and Resources


LEED 2009 LEED v4

Credits

Site Selection Sensitive-Land

Protection

Brownfield

Redevelopment

High Priority Site

Development Density

and Community

Connectivity

Surrounding Density

and Diverse Uses

Public Transportation

Access

Access to Quality

Transit

Bicycle Storage &

Changing RoomsBicycle Facilities

Parking Capacity Reduced Parking

Footprint

Low-Emitting, Fuel-

Efficient VehiclesGreen Vehicles

Location and

Transportation (LT)

• 7 credits or LEED for Neighbourhood Design

LTc6 Bicycle Facilities

• Bicycle Infrastructure within 200 yards

LTc8 Green Vehicles

• 3% parking preferred or discounted parking for

green vehicles

• AND 2% parking spaces with electric charging,

liquid or gas fueling or battery switching stations


Requirements


and Resources


LEED 2009 LEED v4

Prerequisites

Construction

Activity

Pollution

Prevention

Construction

Activity

Pollution

Prevention

Environmental

Site

Assessment

Sustainable Sites (SS)

SSp1 Construction Activity Pollution Prevention

• New 2012 EPA’s Construction General Permit

SSp2 Environmental Site Assessment

• Schools and Healthcare Only

• New ASTM Standards


Requirements


and Resources


LEED 2009 LEED v4

Credits

Site Assessment

Heat Island Effect –

Non-roof Heat Island

ReductionHeat Island Effect -

Roof

Sustainable Sites (SS)

SSc1 Site Assessment

• New credit – Early analysis of site

conditions

SSc5 Heat Island Reduction

• Non-roof measures use Solar Reflectance

(SR) values instead of solar reflectance

index (SRI)


Requirements


and Resources


LEED 2009 LEED v4

Prerequisites

Water Use

Reduction

Indoor Water Use

Reduction

Building-Level

Water Metering

Credits

Water Use

Reduction

Indoor Water Use

Reduction

Water Metering

Water Efficiency (WE)

WEp2/WEc2 Indoor Water Use Reduction

• WaterSense labeled fixtures

• 20% water use reduction (prerequisite)

• Considers process use (clothes washers, etc.)

WEp3/WEc3 Water Metering

• Water-consumption tracking

(Prerequisite)

• Permanent water meters for two or more water

end uses (Credit)


Requirements


and Resources


LEED 2009 LEED v4

Prerequisites

Fundamental

Commissioning

Fundamental

Commissioning

and Verification

Minimum Energy

Performance

Minimum Energy

Performance

Energy and Atmosphere (EA)

EAp1 Fundamental Commissioning and

Verification

• ASHRAE Guidelines 0 and 1.1

• Covers building envelope

EAp2 Minimum Energy Performance

• 5% beyond ASHRAE 90.1 instead of 10%

• ASHRAE 90.1-2010 instead of ASHRAE 90.1-

2007 (Envelope, Lighting and Mechanical)


Requirements


and Resources


LEED 2009 LEED v4

Prerequisites

Building-

Level Water

Metering


EAp3 Building-Level Energy Metering

• Sub-metering for all building energy uses

• Electricity – consumption and demand metering

required


Requirements


and Resources


LEED 2009 LEED v4

Credits

Enhanced

Commissioning

Enhanced

Commissioning

Optimize

Energy

Performance

Optimize

Energy

Performance


EAc1 Enhanced Commissioning

• By third party with experience on at least two

similar projects

• Three compliance options for varying points

EAc2 Optimize Energy Performance

• ASHRAE 90.1-2010 (Appendix G) instead of

90.1-2007


Requirements


and Resources



EAc3 Advanced Energy Metering

• Permanent sub-metering of all individual energy

end uses that are at least 10% of total building

annual energy consumption

EAc5 Renewable Energy Production

• Credit reduced from 7 points in LEED 2009 to

3 points in LEED v4

LEED 2009 LEED v4

Credits

Advanced

Energy

Metering

On-Site

Renewable

Energy

Renewable

Energy

Production


Requirements


and Resources


LEED 2009 LEED v4

Prerequisites

Minimum IAQ

Performance

Minimum IAQ

Performance

Indoor Environmental Quality (EQ)

EQp1 Minimum IAQ Performance

• Monitor outdoor airflow intake

• Natural ventilation procedures in naturally

ventilated spaces

• Monitor natural ventilation openings, exhaust

airflow, or CO2 concentrations

• ASHRAE 62.1-2010


Requirements


and Resources



Summary of ASHRAE 62.1-2010 changes • Added MERV 11 requirements

• Requirement for demand control ventilation and other reset strategies

• Requirement for natural ventilation, requires “mixed-mode” systems in

most applications

• Frequently audited by the CaGBC

• Compliance for condos with corridor ventilation is questionable


Requirements


and Resources


LEED 2009 LEED v4

Credits

Outdoor Air Delivery

Monitoring Enhanced IAQ

StrategiesIncreased Ventilation

Indoor Source Control


EQc1 Enhanced IAQ Strategies

• Option 1: Implement all

• Entryway systems

• Local exhaust

• MERV 13 filtration of outdoor air

• Option 2: Implement any (1 additional point)

• Prevent pollutants from outside

• Increased ventilation by 30%

• CO2 monitoring


Requirements


and Resources


LEED 2009 LEED v4

Credits

Construction IAQ

Management Plan –

Before Occupancy

IAQ Assessment

Controllability of

Systems – Comfort

Thermal ComfortThermal Comfort –

Design

Thermal Comfort –

Verification


EQc4 IAQ Assessment

• Option 1: Flush out (1 point)

• Option 2: Sampling and testing (2 points)

• Requires testing for more

contaminants

EQc5 Thermal Comfort

• ASHRAE 55-2010

• Removed monitoring and occupant

surveying


Requirements


and Resources



EQc9 Acoustic Performance

• All buildings except retail

• Meet background sound levels in ASHRAE

Handbook

LEED 2009 LEED v4

Credits

Acoustic Performance

(Schools and

Healthcare only)

Acoustic

Performance (all

buildings,

except Retail)


Requirements


and Resources


Innovation (IN)

• Innovation Credits

• New point structure to earn a maximum of 5

points

• Pilot Credits

• Credit language revised

• Any pilot credit may be used to earn an

available innovation point

• A number of LEED 2009 pilot credits

became full credits in LEED v4

Strategies Maximum Points

Innovation 3 Earn a

maximum

of 5 points

from these

3 strategies

Pilot Credit 3

Exemplary

Performance 2

LEED

Accredited

Professional

1


Requirements


and Resources


Regional Priority (RP)

• Regional Priority Credits

• Remain the same as LEED 2009

• Durable Building or Other Regional Issues

Strategy Points

Regional

Priority 4


Requirements


and Resources


More Stringent Requirements

WEp3 and EAp3

• Mandatory metering

EAc5 Renewable Energy Production

• Reduced from 7 points in LEED 2009 to 3 points in

LEED v4

EQc4 IAQ Assessment

• Option 1: Flush out (1 point)

• Option 2: Sampling and testing (2 points)

• Air testing covers more contaminants than in

LEED 2009


Requirements


and Resources


MAJOR CHANGES TO MATERIALS

AND RESOURCES

LEED 2009 LEED v4

Prerequisites

Storage and

Collection of

Recyclables

Storage and

Collection of

Recyclables

Materials and Resources (MR)

MRp1 Storage and Collection of

Recyclables

• Safety measures for at least two types:

• Batteries

• Mercury-Containing Lamps

• Electronic Waste


Requirements


and Resources



• Focuses on product disclosure to better understand material origin

• Life Cycle Assessment


• Eliminated Regional Materials Credit from LEED 2009

• Now included in MRc2, 3 and 4


Requirements


and Resources


LEED 2009 LEED v4

Credits

Building Reuse –

Maintain Existing

Walls, Floors and

Roofs Building Life-

Cycle Impact

Reduction

Building Reuse –

Maintain Existing

Interior Nonstructural

Elements

Materials Reuse


MRc1 Building Life-Cycle Impact Reduction

• Measure of sustainability evaluating the

environmental burden of a product through its

entire life span


Requirements


and Resources



MRc1 Building Life-Cycle Impact

Reduction

• 4 Paths:

• Option 1, 2, 3 – reuse of historic

buildings, abandoned or blighted

buildings

• Option 4 – new construction meeting

whole building Life Cycle

Assessment (LCA) criteria


Requirements


and Resources


LEED 2009 LEED v4

Credits

Building Reuse –

Maintain Existing

Walls, Floors and

Roofs Building Life-

Cycle Impact

Reduction

Building Reuse –

Maintain Existing

Interior Nonstructural

Elements

Materials Reuse


MRc2 Environmental Product

Declarations (EPDs)

• Option 1 – 20+ permanently installed products

from at least 5 different manufacturers

• Product specific self declaration – ¼ value

• Industry-wide third-party EPD – ½ value

• Product-specific third-party EPD –1 value


Requirements


and Resources


LEED 2009 LEED v4

Credits

Recycled

Content

Regional

Materials

Rapidly

Renewable

Materials

Certified

Wood

Building Product

Disclosure and

Optimization –

Environmental Product

Declarations

Building Product Disclosure and

Optimization – Sourcing of Raw

Materials


Optimization – Material

Ingredients

LEED 2009 LEED v4

Credits

Recycled

Content

Regional

Materials

Rapidly

Renewable

Materials

Certified

Wood

Building Product

Disclosure and

Optimization –


Declarations


Optimization – Sourcing of Raw

Materials



Ingredients


MRc2 Environmental Product

Declarations (EPDs)

• Option 2 – 50%+ permanently installed

products with environmental impact

reduction

• Products within 100 miles of site valued

at 2x cost


Requirements


and Resources



MRc3 Sourcing of Raw Materials

• New options and new standards

MRc4 Material Ingredients

• Cradle to Cradle Certification

• GreenScreen Benchmarking for chemical

reduction

• Chemical Abstract Service Registration

Number (CASRN)


Requirements


and Resources


LEED 2009 LEED v4

Credits

Recycled

Content

Regional

Materials

Rapidly

Renewable

Materials

Certified

Wood


Optimization – Environmental

Product Declarations

Building Product

Disclosure and

Optimization – Sourcing of

Raw Materials

Building Product

Disclosure and


Ingredients

CONCLUSION

Conclusion

LEED v4 • Global Approach

• LEED Online

• Canadian Alternative Compliance Paths

• New and more stringent requirements

• Credit weighting changed

• More stringent standards

• Major changes to Materials and Resources

• Life Cycle Analysis



Requirements


and Resources


WHAT IS NEXT?

What is Next?

• LEED v4 Launched in Nov 2013 and can be used now

• LEED 2009 (v3) continues to be available until June 1, 2015


Requirements


and Resources


Homework!

• ASHRAE 55-2010

• ASHRAE 62.1-2010

• ASHRAE 90.1-2010

• Chemical Abstract Service Registration Number (CASRN)

• Cradle to Cradle Certification v2 and v3

• EPA’s 2012 Construction General Permit

• GreenScreen v1.2 Benchmarking for chemical reduction


References and Additional Information

http://www.cagbc.org/

https://www.leedonline.com/

http://www.leeduser.com/ (good forum discussions)

http://www.usgbc.org/

LEED 2009 vs LEED v4Lyle Scott

May 22, 2014

Integrative Process• Support high performance, cost-effective project outcomes through early analysis of the

project

Prerequisite

• Integrated Project Planning and Design

• Preliminary and integrated project approach with documentation

• Mandatory for healthcare projects

Credit

• Integrative Process

• Encourage early energy and water system analysis

LEED 2009 LEED v4

Prerequisite

Integrated Project

Planning and Design

Credit

Integrative Process

Location and Transportation (LT)• Previously combined with Sustainable Sites

• Achieve through 7 credits or simplified through LEED for

Neighbourhood Development Location (5-20 points)

Credits - Renamed

• Changes to Bicycle Facilities (Bicycle Storage & Changing

Rooms)

• Provide infrastructure supporting bicycles within 200 yards

• Removed minimum distance of facilities from entrance

• Changes to Green Vehicles (Low-Emitting Vehicles)

• Provide 3% of parking spaces as preferred or discounted

parking for green vehicles AND

• At least 2% of parking spaces have electric vehicle charging

OR liquid or gas fueling facilities or battery switching stations

LEED 2009 LEED v4

Credits

Site Selection Sensitive-Land

Protection

Brownfield

Redevelopment

High Priority Site

Development Density

and Community

Connectivity

Surrounding Density

and Diverse Uses

Public Transportation

Access

Access to Quality

Transit

Bicycle Storage &

Changing Rooms

Bicycle Facilities

Parking Capacity Reduced Parking

Footprint

Low-Emitting, Fuel-

Efficient Vehicles

Green Vehicles

Sustainable Sites (SS)Prerequisites

• Construction Activity Pollution Prevention has new 2012

EPA’s Construction General Permit

• Environmental Site Assessment has new ASTM

Standards

Credits

• Site Assessment – New Credit to encourage early

analysis of site conditions to inform design

• Heat Island Reduction - Roof and Nonroof combined

• Non-roof measures use Solar Reflectance (SR) values and

3-year aged SR value instead of solar reflectance index

(SRI)

• Option 1: Nonroof measures (SR≥0.28), high reflectance

roof or vegetated roof

• Option 2: 75% of parking covered

LEED 2009 LEED v4

Prerequisites

Construction Activity Pollution

Prevention

Construction Activity

Pollution Prevention

Environmental Site

Assessment

Credits

Site Assessment

Protect or Restore Habitat Site Development – Protect or

Restore Habitat

Maximize Open Space Open Space

Stormwater – Quantity Control

Rainwater ManagementStormwater – Quality Control

Heat Island Effect – Non-roof

Heat Island ReductionHeat Island Effect - Roof

Light Pollution Reduction Light Pollution Reduction

Schools, Core and shell and

Healthcare have additional

credits available

Water Efficiency (WE)Prerequisites

• Indoor Water Use Reduction

• WaterSense label required for certain fixtures and fittings

• Outdoor Water Use Reduction

• 30% reduction or no irrigation

• Building-Level Water Metering

• Emphasis on Performance through advanced water-

consumption tracking

Credits

• Outdoor Water Use Reduction

• 50% reduction or no irrigation

• Indoor Water Use Reduction

• All newly installed fixtures and fittings to be WaterSense

(Canada uses this too?) labeled

• Cooling Tower Water Use

• Analyze water source and maximize water cycles

• Water Metering

• Install permanent water meters for two or more water end uses.

LEED 2009 LEED v4

Prerequisites

Water Use Reduction Indoor Water Use Reduction

Outdoor Water Use Reduction

Building-Level Water

Metering

Credits

Water Efficient Landscaping Outdoor Water Use Reduction

Innovative Wastewater

Technologies

Water Use Reduction Indoor Water Use Reduction

Cooling Tower Water Use

Water Metering

Energy and Atmosphere (EA)Prerequisites

• Fundamental Commissioning and Verification

• ASHRAE Guidelines 0 and 1.1

• Covers building envelope

• Must meet owner’s Project Requirements related to

energy, water, indoor environmental quality and

durability

• Minimum Energy Performance beyond ASHRAE

90.1-2010 changed from 10% to 5%

• New changes from ASHRAE 2007 to ASHRAE 90.1

2010 (Envelope, Lighting and Mechanical)

• Building-Level Energy Metering

• Enhance Performance through building or

aggregated sub-metering for all energy uses in the

building

LEED 2009 LEED v4

Prerequisites

Fundamental CommissioningFundamental Commissioning

and Verification

Minimum Energy Performance Minimum Energy Performance

Building-Level Water Metering

Fundamental Refrigerant

Management

Fundamental Refrigerant

Management

Energy and Atmosphere (EA) Cont.Credits

• Advanced Commissioning • Completed by third party with experience on at least two similar projects

• Involvement from early design phase through 10 months of occupancy

• Option 1 Path 1 (3pts): Enhanced systems commissioning

• Option 1 Path 2 (4pts): Enhanced monitoring-based commissioning

• Enhanced Commissioning (path 1) AND assess energy and

water performance

• Option 2 (2 additional pts): Envelope Commissioning

• Optimize Energy Performance• ASHRAE 90.1-2010 (Appendix G) instead of 90.1-2007

• Advanced Energy Metering• Improve performance through permanent sub-metering all individual

energy end uses that are at least 10% of total building annual energy

consumption

• Demand Response • Encourages design and installation of systems to participate in a

demand response program

LEED 2009 LEED v4

Credits

Enhanced Commissioning Advanced Commissioning

Measurement and Verification

Optimize Energy Performance Optimize Energy Performance

Advanced Energy Metering

Demand Response

On-Site Renewable Energy Renewable Energy Production

Enhanced Refrigerant

Management

Enhanced Refrigerant

Management

Green Power Green Power and Carbon Offsets


• LEED 2009 focused on green attributes of products

• LEED v4 focuses on product disclosure to better understand where

material came from

• Life Cycle Assessment


• Regional Materials Credit from LEED 2009 Eliminated

• Now included in MR credits 2, 3 and 4

Materials and Resources (MR) Cont.

Prerequisites

• Storage and Collection of Recyclables• Safety measures for at least two types:

• Batteries

• Mercury-Containing Lamps

• Electronic Waste

• Construction and Demolition Waste Management Planning• Previously Construction Waste Management

• Requires setting a project target for waste management and reporting waste diversion

rates

• Projects may use reuse and recycling, waste-to-energy systems as long as meet applicable

European Union CEN EN 303 standards (is there a Canadian standard?)

• Healthcare only - PBT Reduction (Mercury)

LEED 2009 LEED v4

Prerequisites

Storage and Collection of

Recyclables

Storage and Collection of

Recyclables

Construction and Demolition

Waste Management Planning

PBT Source Reduction – Mercury

(Healthcare only)

Materials and Resources (MR) Cont.

Credit Changes

• Credit 1 - Building Life-Cycle Impact Reduction

• Measure of sustainability evaluating the environmental

burden of a product through its entire life span

• ISO 14044 Assessed Products

• 4 Paths to achieve:

• Option 1, 2, 3 – reuse of historic buildings, abandoned or

blighted buildings and other building and material reuse

• Option 4 – new construction that meets whole building Life

Cycle Assessment (LCA) criteria

• 10% reduction of building products and assemblies

that reflect a 10% reduction in at least 3 of 6

environmental impact measures (GWP must be

included)

LEED 2009 LEED v4

Credits

Building Reuse – Maintain

Existing Walls, Floors and Roofs

Building Life-Cycle Impact

Reduction

Building Reuse – Maintain

Existing Interior Nonstructural

Elements

Materials Reuse

Recycled Content

Regional Materials

Rapidly Renewable Materials

Certified Wood

Building Product Disclosure

and Optimization –


Declarations


and Optimization – Sourcing of

Raw Materials


and Optimization – Material

Ingredients

Construction Waste Management Construction and Demolition

Waste Management

Additional Credits for Healthcare

Materials and Resources (MR) Cont.• Credit 2, 3, and 4 - Building Product Disclosure and Optimization

• Environmental Product Declarations (EPDs)

• Standardized life cycle assessment quantifying environmental impacts of products or systems

• Transparency of environmental impact of raw material acquisition, energy use and efficiency, content of

materials and chemical substances, emissions to air, soil and water and waste generation

• Option 1 (1pt) – 20+ permanently installed products from at least 5 different manufacturers that

meet the disclosure criteria

• Product specific self declaration – weighted ¼ value

• Industry-wide third-party EPD – weighted ½ value

• Product-specific third-party EPD – weighted 1 value

• Third party verified materials sourcing – ISO 26000, Global Reporting Initiative Sustainability Report, U.N.

Global Compact, OECD Guidelines for Multinational Enterprises

• Option 2 (1pt) – 50%+ permanently installed products demonstrate environmental

impact reduction in at least three environmental categories• Products within 100 miles of site valued at 2x the product cost

• Structure and enclosure materials can contribute no more than 30%

• Sourcing of Raw Materials• New options and new standards to reference


Prerequisites

• Same prerequisites

• Minimum IAQ Performance

• Must monitor outdoor airflow intake

• Naturally ventilated spaces must

use natural ventilation procedures

and must monitor natural ventilation

openings, exhaust airflow, or CO2

concentrations

• Updated to ASHRAE 62.1-2010

LEED 2009 LEED v4

Prerequisites

Minimum IAQ Performance Minimum IAQ Performance

Environmental Tobacco Smoke

(ETS) Control

Environmental Tobacco Smoke

(ETS) Control

Minimum Acoustic

Performance (Schools Only)

Minimum Acoustic Performance

(Schools Only)

Indoor Environmental Quality (EQ) Cont.Credit Changes

• Enhanced IAQ Strategies

• Option 1: Implement all – entryway systems, local exhaust and MERV 13

filtration of outdoor air

• Option 2 (1 additional pt): Choose – prevent pollutants from outside, or

increased ventilation by 30%, or CO2 monitoring ≥25p/1000ft²), or monitor other

contaminants

• IAQ Assessment

• Same options but sampling and testing earns two points instead of 1 from flush

out.

• Air testing requires testing for more contaminants

• Thermal Comfort

• ASHRAE 55-2010 instead of ASHRAE 55-2007

• Permanent monitoring and occupant surveying removed

• Acoustic Performance

• Formerly only schools and healthcare, now all buildings except retail

• Meet background sound levels in ASHRAE Handbook

• Schools use ANSI S12.60-2010 instead of ANSI S12.60-2002

LEED 2009 LEED v4

Credits

Outdoor Air Delivery Monitoring

Enhanced IAQ StrategiesIncreased Ventilation

Indoor Source Control

Low-Emitting Materials Low-Emitting Materials

Construction IAQ Management

Plan – During Construction


Plan


Plan – Before OccupancyIAQ Assessment

Controllability of Systems –

LightingInterior Lighting

Controllability of Systems –

Comfort

Thermal ComfortThermal Comfort – Design

Thermal Comfort – Verification

Daylight and Views – Daylight Daylight

Daylight and Views – Views Quality Views

Acoustic Performance (Schools

and Healthcare only)

Acoustic Performance (all

buildings, except Retail)

Innovation (IN) & Regional Priority (RP)

• Innovation Credits

• New Point structure to earn a maximum

of 5 points

• Pilot Credits

• Credit language revised

• Any pilot credit may be used to earn an

available Innovation point

• A number of LEED 2009 pilot credits

became full credits in v4

• Regional Priority Credits

• Remain the same as LEED 2009

Strategies Maximum Points

Innovation 3 Earn a

maximum of 5

points from

these 3

strategies

Pilot Credit 3

Exemplary

Performance2

LEED

Accredited

Professional

1

Strategy Points

Regional

Priority4

Innovation Credits

Regional Priority Credits

What is Next?

• LEED v4 Launched in Nov 2013

• Can be used now

• LEED 2009 (v3) continues to be available

until June 1, 2015

• Canadian ACPs to be launched at GBC

annual conference in Toronto on June 2-4,

2014

References• http://www.usgbc.org/sites/all/assets/section/files/v4-guide-

excerpts/Excerpt_v4_BDC.pdf

• http://www.usgbc.org/sites/default/files/Summary%20of%20Changes%20-

%20LEED%202009%20to%20LEED%20v4%20-%20BD+C.pdf

• http://www.leeduser.com/

• http://www.cagbc.org/

LEED 2009 vs LEED v4Lyle Scott

May 22, 2014