1,942 Acts · 9,747 Regulations · 8 constitutional documents
- Oaths of Allegiance Act O-1
- Oceans Act O-2.4
- Office of the Superintendent of Financial Institutions Act O-2.7
- Official Development Assistance Accountability Act O-2.8
- Official Languages Act O-3.01
- Official Residences Act O-4
- Oil Substitution and Conservation Act O-8
- Oil Tanker Moratorium Act O-8.3
- Old Age Security Act O-9
- Olympic (1976) Act O-9.1
- Olympic and Paralympic Marks Act O-9.2
- Online News Act O-9.3