Code Book index tabs from NaviTabs are specifically designed to fit into your code book. Our Code Book index tabs include all the major headings featured in your code book, as well as a few blank tabs that you can customize yourself and use where ever you'd like! We carry over 30 different books of tabs, including the National Electrical Code, Uniform Plumbing Code, Uniform Mechanical Code, International Building Code, and more! If you have a code book, we have Code Book index tabs to help you get organized.