20% Stretch Code Provisions

Guideline / February 14, 2019 / Energy Codes

The 20% Stretch Code Provisions describe a set of code strategies that represent a 20% performance improvement for commercial buildings over the ASHRAE 90.1-2013 code baseline (and approximately similar savings over the IECC 2015 baseline) that can be adopted by…

40% Stretch Energy Standard

Guideline / February 14, 2019 / Energy Codes

The 40% Stretch Energy Standard is a set of stretch code strategies that target 40% better efficiency in commercial buildings than current national model energy codes. Stretch codes, also called reach codes, provide an opportunity to introduce advanced practices in…

Zero Cities

Codes & Policy / February 13, 2019 / Energy Codes

As a growing number of cities establish ambitious goals to reduce climate pollution, they are identifying a need to achieve a zero or near-zero net carbon (ZNC) building stock by 2050. The Zero Cities project was developed in 2017 as...

2021 IECC (Base Codes)

Codes & Policy / October 15, 2018 / Energy Codes

Updates to the 2021 International Energy Conservation Code (IECC) are currently underway. NBI is drawing on deep experience in advanced energy code implementation in cities and states, as well as past success in the IECC process to achieve a 10%-15%...

Stretch Codes (Advanced Codes)

Codes & Policy / October 15, 2018 / Energy Codes

New design and process strategies can be demonstrated through a variety of advanced code strategies.  NBI builds market capacity for higher efficiency energy codes by encouraging the use of stretch codes (also referred to as reach codes). To support the...

Washington State Energy Code Roadmap to 2031

Codes & Policy / October 15, 2018 / Energy Codes

Many organizations and jurisdictions have adopted a range of building performance goals over the past decade that have significantly changed the conversation about energy codes and building energy performance.  The primary policy driver for the Washington State Energy Code increases in...

Moving Energy Codes Forward: A Guide for Cities and States

Guideline / June 4, 2018 / Energy Codes

In cities, the building sector is a major contributor to carbon emissions and energy use accounting for up to 40% of the total energy consumed. Some jurisdictions may have climate policies and climate action plans that set targets and lay…

Zero Energy Performance Index (zEPI) and zEPI Jurisdictional Scores

Online Tool / May 16, 2018 / Energy Codes

The zero Energy Performance Index (zEPI) provides a scale for measuring commercial building energy performance and represents a fundamental shift in measurement of building efficiency as it sets energy targets for actual energy consumption rather than using a predictive energy…

NBI’s Legacy of Code Advocacy Lives On

Post / March 8, 2018 / Energy Codes

New Buildings Institute (NBI) has played an active and influential role in building energy codes since the day its doors opened in 1997. Jeff Johnson, one of its first executive directors, was an ardent codes advocate with a long track...

Eric Makela Joins NBI’s Codes and Policy Team

Post / February 22, 2018 / Energy Codes

We are pleased to announce the addition of Eric Makela to our Codes and Policy team. He brings over 30 years of global expertise in energy code development, training and evaluation, throughout the United States as well as abroad, including...