8 Hour CEU class for Trainee (Basic Classroom) or Journey Level (Industry Related). Cost: $130.00. Classroom opens 8:00 am and starts at 8:30am. This is a test prep class. Yes, it is for trainees, and yes, you must have a code book. While we are installing under the 2023 NEC, the test will be based on the 2020 NEC until early 2025.