In 2009, the Governor of Puerto Rico provided assurance that Puerto Rico would update its building energy codes as part of the state's application for State Energy Program funds from the American Recovery and Reinvestment Act (ARRA). Specifically, the Governor's Assurance assigned the Puerto Rican Energy Affairs Administration (EAA) the following responsibilities:
- Implement building energy codes for residential buildings that meet or exceed the International Energy Conservation Code (IECC 2009).
- Implement building energy codes for commercial buildings that meet the 2007 ANSI/ASHRAE/IESNA Standard 90.1, “Energy Standard for Buildings except Low-Rise Residential Buildings”
- Implement a plan to achieve compliance with the