Welcome to IC3 version 4.0. This version calculates the code compliance for single family projects under IECC 2015. If you need to enter a project under the 2009 or 2012 IECC, then you need to go to version 3.14 IC3 here:
IC3 version 3.14
This is the publicly accessible energy code compliance software based on the Texas Building Energy Performance Standards. You must register a username and password in order to continue. If you are already registered in IC3 version 3.x, you must register again in the new system.
Register New User
© 2016 Energy Systems Laboratory, Texas A&M Engineering Experiment Station