This convenient, easy-to-use resource provides a comprehensive analysis of notable changes since the 2015 International Residential Code®, including the origins, implications, and real-world applications of those changes. Covering updates to building, energy, mechanical, fuel gas, plumbing, and electrical provisions of the IRC®, the text presents an analysis of affected code sections, highlighting modifications to the existing language with strikethroughs and underlines. Each update also features a brief explanation, detailed illustrations, and thoughtful discussion of the changes’ significance, so you can interpret the code technical jargon and understand its practical applications to real-world scenarios. With its attention to detail, logical organization, and thorough, yet concise coverage, SIGNIFICANT CHANGES TO THE INTERNATIONAL RESIDENTIAL CODE®, 2018 Edition, is an ideal resource to help you transition from the 2015 IRC.