Practice questions and timed mock exams for the Ontario BCIN (Building Code Identification Number) qualification exams: General Legal/Process, Designer Legal/Process, House, Small Buildings and HVAC - House. The real exams are 70 multiple-choice questions, 3 hours, open book, 70% to pass. Every answer here cites the Building Code Act or Ontario Building Code (2024 Compendium) section. Updated for the 2025 Building Code Act amendments.
Free: 20 questions per exam and a mini mock exam. Full banks: 186 Legal/Process, 244 Designer Legal/Process, 180 House, 251 Small Buildings and 180 HVAC - House questions. Enable JavaScript to use the app.
BCIN exam guide · Legal/Process questions · Designer Legal/Process questions · House questions · Small Buildings questions · HVAC - House questions