Publications

Cost-effectiveness Analysis of 2018 IECC - Texas
Document Number: PNNL-31288 | Document Type: Analysis, Cost-effectiveness | Publication Date:

These analyses evaluate the cost-effectiveness of the prescriptive path of the 2018 edition of the International Energy Conservation Code (IECC), relative to the 2015 IECC with amendments for all 50 states and the District of Columbia. The analysis covers one- and two-family dwelling units, townhouses, and low-rise multifamily residential buildings covered by the residential provisions of the 2018 IECC.

Cost-effectiveness Analysis for ASHRAE 90.1-2016 - Texas
Document Number: PNNL-28991 | Document Type: Analysis, Cost-effectiveness | Publication Date:

The purpose of this analysis is to examine the cost-effectiveness of the 2016 edition of ANSI/ASHRAE/IES2 Standard 90.1(ANSI/ASHRAE/IES 2016). PNNL analyzed the cost-effectiveness of changes in Standard 90.1-2016, compared to the previous 90.1-2013 edition, as applied in commercial buildings across the United States.  

Cost-effectiveness Analysis of 2009 and 2012 IECC - Texas
Document Number: PNNL - 21343 | Document Type: Analysis, Cost-effectiveness | Publication Date:

These analyses evaluate the cost-effectiveness of the prescriptive path of the 2009 and 2012 editions of the International Energy Conservation Code (IECC), relative to the 2006 IECC for all 50 states and the District of Columbia. The analysis covers one- and two-family dwelling units, town-homes, and low-rise multifamily residential buildings covered by the residential provisions of the 2009 and 2012 IECC.

Cost-effectiveness Analysis for ASHRAE 90.1-2010 - Texas
Document Number: PNNL-22998 | Document Type: Analysis, Cost-effectiveness | Publication Date:

The purpose of this analysis is to examine the cost-effectiveness of the 2010 edition of ANSI/ASHRAE/IES1 Standard 90.1 (ANSI/ASHRAE/IES 2010). PNNL analyzed the cost-effectiveness of changes in Standard 90.1 from 90.1-2007 to 90.1-2010, as applied in commercial buildings for each state in the United States.

Cost-effectiveness Analysis for ASHRAE 90.1-2013 - Texas
Document Number: PNNL-25035 | Document Type: Analysis, Cost-effectiveness | Publication Date:

The purpose of this analysis is to examine the cost-effectiveness of the 2013 edition of ANSI/ASHRAE/IES1 Standard 90.1 (ANSI/ASHRAE/IES 2013). PNNL analyzed the cost-effectiveness of changes in Standard 90.1 from 90.1-2010 to 90.1-2013, as applied in commercial buildings for each state in the United States.

Texas Certification of Commercial and Residential Building Energy Codes - Standard 90.1-2013 and 2015 IECC
Document Type: State Certification, State-specific | Publication Date:
Texas Residential Energy Code Field Study
Document Number: PNNL-26219 | Document Type: Field Study, Reports and Studies, State-specific | Publication Date:

A research project in the state of Texas identified opportunities to reduce homeowner utility bills in residential single-family new construction by increasing compliance with the state energy code. The study was initiated in October 2014; data collection began in March 2015, and continued through October 2015. During this period, research teams visited 133 homes in 30 counties in and around Houston during various stages of construction, resulting in a substantial data set based on observations made directly in the field.

Cost-effectiveness Analysis for ASHRAE 90.1-2019 - Texas
Document Number: PNNL-31532 | Document Type: Analysis, Cost-effectiveness | Publication Date:

The purpose of this analysis is to examine the cost-effectiveness of the 2019 edition of ANSI/ASHRAE/IES2 Standard 90.1(ANSI/ASHRAE/IES 2019). PNNL analyzed the cost-effectiveness of changes in Standard 90.1-2019, compared to the previous 90.1-2016 edition, as applied in commercial buildings across the United States.  

Cost-effectiveness Analysis of 2021 IECC - Texas
Document Number: PNNL-31625 | Document Type: Analysis, Cost-effectiveness | Publication Date:

PNNL evaluated the cost effectiveness of the changes in the prescriptive and mandatory residential provisions of the 2021 edition of the IECC, compared to those in the prior edition, the 2018 IECC.

State Energy Code Analysis Fact Sheet - Texas
Document Number: DOE/EE-2433 | Document Type: Analysis | Publication Date:

Expected savings overview of new homes built to the 2021 IECC and new commercial buildings built to ASHRAE Standard 90.1-2019 by State.

Cost-effectiveness Analysis of 2015 IECC - Texas
Document Number: PNNL-24945 Rev-1 | Document Type: Analysis, Cost-effectiveness | Publication Date:

These analyses evaluate the cost-effectiveness of the prescriptive path of the 2015 edition of the International Energy Conservation Code (IECC), relative to the 2012 and 2009 IECC for all 50 states and the District of Columbia. The analysis covers one- and two-family dwelling units, town-homes, and low-rise multifamily residential buildings covered by the residential provisions of the 2015 IECC.

Texas Residential Energy Code Field Study - Phase III
Document Number: PNNL-31137 | Document Type: Field Study | Publication Date:

The purpose of this report is to document findings and final results from the Texas field study, including a summary of key trends observed in the field, their impact on energy efficiency, and whether the selected education and training activities resulted in a measurable change in statewide energy use.