The 2021 IECC® addresses energy efficiency on several fronts including cost, energy usage, use of natural resources and the impact of energy usage on the environment.

The Building Energy Codes Program (BECP) provides a comprehensive collection of information and resources designed to answer questions and address issues related to energy codes.

Reviews updated model energy codes, such as the International Energy Conservation Code and ASHRAE Standard 90.1, to ensure energy efficiency and performance. Tracks the status of energy …

Aug 2, 2024 · The International Energy Conservation Code (IECC) is a model code that regulates the energy conservation requirements of new buildings. It addresses various factors for efficiency, …

Jul 21, 2025 · Energy codes are a subset of building codes that establish minimum levels of energy efficiency when constructing a building or renovating an existing one. They can dictate specific …

Oct 8, 2024 · Building codes set construction standards to ensure safe living and working conditions, with energy codes focusing on boosting energy efficiency. North America's major energy codes …

Nov 1, 2022 · 2021 International Energy Conservation Code (IECC) UPDATED 2021 International Residential Code (IRC) 2021 International Energy Conservation Code (IECC) and …

Energy code provisions may include various aspects of building design and construction, such as: HVAC systems, building envelope, electrical, and lighting systems. [3] There are building energy codes for …

The Building Energy Codes Program (BECP) tracks energy codes at the state level and provides state specific energy code resources, such as fact sheets, cost-effectiveness analyses, compliance …

Energy Code Compliance (ECC) Program - program for field verification and diagnostic testing for residential construction per Section 10-103.3 to verify newly constructed buildings, additions and …