We aim to provide the highest level of customer service. This is accomplished through the implementation of building, plumbing, mechanical, and electrical codes along with various state codes and standards. Frequently Asked About Ordinances Code Administrator Brad Yearian 100 West Fourth Street Waterloo, Illinois 62298 618-939-8600 ext. 208 byearian@waterloo.il.us Municipal Code Book (Chapter 29 - Property Maintenance)