This two-hour interactive class covers calculations for overcurrent protection for conductors and equipment in residential, commercial, and industrial services, feeders, and branch circuits. Also covered are the rules for feeder taps and transformer secondary conductors. This session will be offered via the Zoom online platform so the student will need a computer with camera and microphone to attend. This class meets Iowa Electrical Examining Board (IEEB) for two hours of continuing education for the December 2025 renewal deadline.In accordance with the IEEB, all specified hours of a class must be attended to receive any credit for the class, partial credit will not be awarded.