Plumbing Pre-exam BLDG 9019 Exam Preparation Email to a Friend Our Plumbing Pre-exam course is a review/refresher course intended for those who have acquired the theoretical and practical knowledge required to write the Certificate of Qualification exam for the Plumber (306A) licence. Note(s) You must bring a copy of the 2015 National Plumbing Code of Canada to the first class. Contact Information 416-415-5000, ext. 4861 email@example.com Course Section(s) Available Class dates and registration for the upcoming year (September 2017 to August 2018) will be available on this website in early July 2017. Please visit this page again at that time. Some courses require you to purchase a textbook. The cost of the textbook is not included in the course fee unless otherwise indicated. If there is a textbook assigned for this course, it will be listed on the bookstore website.