Experience at a minimum journey or technician level in their area of expertise OR a minimum of three years’ experience as a certified teacher in a vocational/technical construction or maintenance-related training program. A Master Trainer may also serve as an instructor if they meet the above criteria and submit Form 101 and the ICTP information sheet.Course Credential Standard: Credentials other than the program/discipline standard that may appropriately qualify one to teach a specific course. Examples might include a licensure, certification, specialty coursework, etc. specific to the single course.Professional Certification: A certificate by an external state, regional, national, or international agency that attests to significant breadth and depth of knowledge within a field of study.