On Friday, June 24, 2011, Governor Beverly Perdue signed SB 708 into law and, with it, approved a new Energy Conservation Code for the residential and commercial buildings in North Carolina. This new code, the fruit of over two years of work, will save home and business owners money on their monthly energy bills and help retain and create jobs in every region of our state. It delivers significant improvements in insulation levels, window performance and building envelope air leakage reduction. The new code also includes the High Efficiency Residential Option (HERO) Appendix which delivers a 30% improvement in minimum energy efficiency over the state’s current energy code. The new NC Energy Conservation Code has an effective date of January 1, 2012.Read more.