Publications

This letter certifies that Minnesota has reviewed the provisions of its residential building code regarding energy efficiency and made a determination as to whether it is appropriate for Minnesota to revise its residential energy code. The letter further certifies that Minnesota has reviewed and updated the provisions of its commercial energy code.

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.  

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.  

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.