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Canada · 3,777 Acts · 13,448 Regulations · 8 constitutional documents · 10,899 Cases
Filters
Acts
- OC Transpo Payments Act, 2000, S.O. 2000, c. 19 Ont. 00o19
- Oak Ridges Moraine Conservation Act, 2001, S.O. 2001, c. 31 Ont. 01o31
- Oak Ridges Moraine Protection Act, 2001, S.O. 2001, c. 3 Ont. 01o03
- Oaths of Allegiance Act O-1
- Occupational Health and Safety Act N.B. O-0.2
- Occupational Health and Safety Act, R.S.O. 1990, c. O.1 Ont. 90o01
- Occupational Safety and Health Day Act, 2021, S.O. 2021, c. 6 Ont. 21o06
- Occupational Therapy Act, 1991, S.O. 1991, c. 33 Ont. 91o33
- Occupiers Liability Act B.C. 96337_01
- Occupiers' Liability Act, R.S.O. 1990, c. O.2 Ont. 90o02
- Oceans Act O-2.4
- Off-Road Vehicle Act B.C. 14005
- Off-Road Vehicle Act N.B. O-1.5
- Off-Road Vehicles Act, R.S.O. 1990, c. O.4 Ont. 90o04
- Offence Act B.C. 96338_01
- Office of the Superintendent of Financial Institutions Act O-2.7
- Official Development Assistance Accountability Act O-2.8
- Official Languages Act N.B. O-0.5
- Official Languages Act O-3.01
- Official Notices Publication Act N.B. 2019-c.20
- Official Plan Adjustments Act, 2023, S.O. 2023, c. 24, Sched. 1 Ont. 23o24
- Official Residences Act O-4
- Oil Substitution and Conservation Act O-8
- Oil Tanker Moratorium Act O-8.3
- Oil and Natural Gas Act N.B. O-2.1
- Oil, Gas and Salt Resources Act, R.S.O. 1990, c. P.12 Ont. 90p12
- Old Age Security Act O-9
- Olympic (1976) Act O-9.1
- Olympic and Paralympic Marks Act O-9.2
- Ombud Act N.B. O-5
- Ombudsman Act, R.S.O. 1990, c. O.6 Ont. 90o06
- Ombudsperson Act B.C. 96340_01
- Online News Act O-9.3
- Ontarians with Disabilities Act, 2001, S.O. 2001, c. 32 Ont. 01o32
- Ontario Agency for Health Protection and Promotion Act, 2007, S.O. 2007, c. 10, Sched. K Ont. 07o10
- Ontario Agriculture Week Act, 1998, S.O. 1998, c. 10 Ont. 98o10
- Ontario Association of Former Parliamentarians Act, 2000, S.O. 2000, c. 6 Ont. 00o06
- Ontario Bike Month Act, 2015, S.O. 2015, c. 16 Ont. 15o16
- Ontario Cadets Week Act, 2022, S.O. 2022, c. 5 Ont. 22o05
- Ontario Cannabis Retail Corporation Act, 2017, S.O. 2017, c. 26, Sched. 2 Ont. 17o26
- Ontario Career Colleges Act, 2005, S.O. 2005, c. 28, Sched. L Ont. 05p28
- Ontario Child Benefit Equivalent Act, 2009, S.O. 2009, c. 18 , Sched. 19 Ont. 09o18a
- Ontario College of Art and Design University Act, 2002, S.O. 2002, c. 8, Sched. E Ont. 02o08e
- Ontario College of Teachers Act, 1996, S.O. 1996, c. 12 Ont. 96o12
- Ontario Colleges of Applied Arts and Technology Act, 2002, S.O. 2002, c. 8, Sched. F Ont. 02o08f
- Ontario Craft Beer Week Act, 2017, S.O. 2017, c. 30 Ont. 17o30
- Ontario Day Act, 2021, S.O. 2021, c. 7 Ont. 21o07
- Ontario Disability Support Program Act, 1997, S.O. 1997, c. 25, Sched. B Ont. 97o25b
- Ontario Down Syndrome Day Act, 2016, S.O. 2016, c. 16 Ont. 16o16
- Ontario Drug Benefit Act, R.S.O. 1990, c. O.10 Ont. 90o10
Regulations
- 2019
- Remission Order in Respect of Fees for Claims Filed under the Hazardous Materials Information Review Act for Exemption from the Requirement to Disclose Confidential Business Information SI-2019-10
- Order Designating the Department of (1) Canadian Heritage; (2) Industry to provide support to the Minister of Economic Development and Official Languages SI-2019-105
- Order Designating the Privy Council Office to provide support to the Deputy Prime Minister and Minister of Intergovernmental Affairs SI-2019-107
- Order Designating the Department of Employment and Social Development to provide support to the Minister of Families, Children and Social Development SI-2019-108
- Order Designating the Minister of Public Works and Government Services to be the Minister referred to in that Act SI-2019-114
- Order Designating the Minister of Public Works and Government Services as the Minister for the purposes of that Act SI-2019-115
- Order Designating the Minister of Public Works and Government Services as the Minister for the purposes of that Act SI-2019-116
- Order Designating the President of the Queen’s Privy Council for Canada to be the Minister for the purposes of that Act SI-2019-117
- Order Designating the President of the Queen’s Privy Council for Canada as the Minister for the purposes of that Act SI-2019-118
- Order Designating the President of the Queen’s Privy Council for Canada as the responsible minister for the purposes of the Electoral Boundaries Readjustment Suspension Act, 1994 SI-2019-119
- Order Acknowledging Receipt of the Assessments Done Pursuant to Subsection 23(1) of the Act SI-2019-12
- Order Designating the President of the Queen’s Privy Council for Canada as the responsible minister for the purposes of the Referendum Act SI-2019-120
- Order Designating the Minister of Industry as (1) the Minister for the purposes of the Social Sciences and Humanities Research Council Act; and (2) the appropriate Minister with respect to the Social Sciences and Humanities Research Council for the purposes of the Financial Administration Act SI-2019-121
- Order Designating the Minister of Industry (1) as the Minister for the purposes of the Natural Sciences and Engineering Research Council Act; and (2) as the appropriate Minister with respect to the Natural Sciences and Engineering Research Council for the purposes of the Financial Administration Act SI-2019-122
- Transfer of Duties Order SI-2019-123
- Order Designating the Deputy Prime Minister and Minister of Intergovernmental Affairs as the Minister for the purposes of that Act SI-2019-124
- Order Designating the Minister of Health as the Minister for the purpose of that Act SI-2019-125
- Order Designating the Minister of Employment and Social Development, a Minister of the Crown, to be “the Minister” for the purposes of that Act SI-2019-126
- Order Designating the Minister of Canadian Heritage to be the Minister for the purposes of that Act in respect of sport SI-2019-127
- Order Designating the Minister of State (Digital Government) to be the Minister for the purposes of that Act SI-2019-128
- Order Designating the Minister for International Trade (1) as the Designated Minister for the purposes of the Business Development Bank of Canada Act; and (2) as the appropriate Minister with respect to the Business Development Bank of Canada for the purposes of the Financial Administration Act SI-2019-129
- List of Wildlife Species at Risk (referral back to COSEWIC) Order SI-2019-13
- Transfer of Duties Order SI-2019-130
- Transfer of Duties Order SI-2019-131
- Transfer of Duties Order SI-2019-132
- Order Designating the Minister of Families, Children and Social Development to be the Minister for the purposes of that Act SI-2019-133
- Transfer of Duties Order SI-2019-134
- Order (1) repealing Order in Council P.C. 2018-1200 of September 25, 2018; and (2) designating the Minister of Democratic Institutions to be the Minister referred to in the Act SI-2019-22
- Order (1) repealing Order in Council P.C. 2018-1201 of September 25, 2018; and (2) designating the Minister of Democratic Institutions as the Minister for the purposes of the Act SI-2019-23
- Withdrawal from Disposal of Certain Tracts of Territorial Lands in Nunavut (Hans Island) Order SI-2019-24
- Withdrawal from Disposal of Certain Tracts of Territorial Lands in Nunavut (Kivalliq area) Order SI-2019-29
- Order Designating Certain Members of the Queen’s Privy Council for Canada to be Minister for the Purposes of this Act and Certain Sections of that Act in Certain Circumstances: (1) the Minister of Public Safety and Emergency Preparedness; (2) the Minister of Transport; and (3) the Minister of Foreign Affairs SI-2019-33
- Remission Order of Federal Administrative Fees Paid or Payable by the Yukon and the Northwest Territories SI-2019-51
- Order Respecting the Remission of Fiscal Stabilization Overpayments Made to Certain Provinces Under the Federal-Provincial Fiscal Arrangements Act SI-2019-52
- Order Designating the Minister of Employment and Social Development, a member of the Queen’s Privy Council for Canada, as the Minister for the purposes of that Act SI-2019-56
- Order Designating the Minister of Employment and Social Development as the appropriate Minister with respect to the Canadian Accessibility Standards Development Organization for the purposes of that Act SI-2019-57
- Order Designating the Minister of Employment and Social Development, a member of the Queen’s Privy Council for Canada, to be the Minister for the purposes of that Act SI-2019-59
- Order Designating the Minister of Public Works and Government Services, a member of the Queen’s Privy Council for Canada, as the Minister for the purposes of that Act SI-2019-60
- Order Designating the Minister of Citizenship and Immigration, who is a federal minister, to be the Minister referred to in that Act SI-2019-61
- Order Designating the Minister of Employment and Social Development, a member of the Queen’s Privy Council for Canada, as the Minister for the purposes of that Act SI-2019-63
- Order Designating the Minister of Natural Resources, a member of the Queen’s Privy Council for Canada, as the Minister for the purposes of the two Acts SI-2019-65
- List of Wildlife Species at Risk (Decisions Not to Add Certain Species) Order SI-2019-66
- Order Designating the Prime Minister as the Minister responsible for that Act SI-2019-68
- Order Designating the Prime Minister as the Minister responsible for that Act SI-2019-69
- Order Acknowledging Receipt of the Assessments Done Pursuant to Subsection 28(1) of the Act SI-2019-72
- Transfer of Duties Order SI-2019-75
- Proclamation Designating the Coming into Force of Part III SI-2019-89
Constitution
Cases
- Opsis Airport Services Inc. v. Quebec (Attorney General) 2025 SCC 17
- Ontario (Attorney General) v. Working Families Coalition (Canada) Inc. 2025 SCC 5
- Ontario (Attorney General) v. Restoule 2024 SCC 27
- Ontario (Attorney General) v. Ontario (Information and Privacy Commissioner) 2024 SCC 4
- Ontario (Attorney General) v. Clark 2021 SCC 18
- Ontario (Attorney General) v. G 2020 SCC 38
- Owners, Strata Plan LMS 3905 v. Crystal Square Parking Corp. 2020 SCC 29
- Ontario (Attorney General) v. G 2019 SCC 36
- Orphan Well Association v. Grant Thornton Ltd. 2019 SCC 5
- Office of the Children’s Lawyer v. Balev 2018 SCC 16
- Ostiguy v. Allie 2017 SCC 22
- Ontario (Energy Board) v. Ontario Power Generation Inc. 2015 SCC 44
- Ontario (Community Safety and Correctional Services) v. Ontario (Information and Privacy Commissioner) 2014 SCC 31
- Ontario v. Criminal Lawyers’ Association of Ontario 2013 SCC 43
- Opitz v. Wrzesnewskyj 2012 SCC 55
- Ontario (Attorney General) v. Fraser 2011 SCC 20
- Ontario (Public Safety and Security) v. Criminal Lawyers' Association 2010 SCC 23
- Okwuobi v. Lester B. Pearson School Board; Casimir v. Quebec (Attorney General); Zorrilla v. Quebec (Attorney General) 2005 SCC 16
- Ouellet (Trustee of) 2004 SCC 64
- Odhavji Estate v. Woodhouse 2003 SCC 69
- Ontario v. O.P.S.E.U. 2003 SCC 64
- Oldfield v. Transamerica Life Insurance Co. of Canada 2002 SCC 22
- Osoyoos Indian Band v. Oliver (Town) 2001 SCC 85
- Ocean Port Hotel Ltd. v. British Columbia (General Manager, Liquor Control and Licensing Branch) 2001 SCC 52
- Ontario English Catholic Teachers' Assn. v. Ontario (Attorney General) 2001 SCC 15
- Orlowski v. British Columbia (Forensic Psychiatric Institute) [1999] 2 SCR 733
- Ordon Estate v. Grail [1998] 3 SCR 437
- Opetchesaht Indian Band v. Canada [1997] 2 SCR 119
- Ontario Home Builders' Association v. York Region Board of Education [1996] 2 SCR 929
- Ontario v. Canadian Pacific Ltd. [1995] 2 SCR 1031
- Ontario v. Canadian Pacific Ltd. [1995] 2 SCR 1028
- Ontario Hydro v. Ontario (Labour Relations Board) [1993] 3 SCR 327
- Ontario (Human Rights Commission) v. National Dental Examining Board of Canada [1991] 3 SCR 121
- Ontario (Attorney General) v. Bear Island Foundation [1991] 2 SCR 570
- Osborne v. Canada (Treasury Board) [1991] 2 SCR 69
- Old St. Boniface Residents Assn. Inc. v. Winnipeg (City) [1990] 3 SCR 1170
- Oregon Jack Creek Indian Band v. Canadian National Railway Co. [1990] 1 SCR 117
- Oregon Jack Creek Indian Band v. Canadian National Railway Co. [1989] 2 SCR 1069
- Ontario (Attorney General) v. Pembina Exploration Canada Ltd. [1989] 1 SCR 206
- O'Hara v. British Columbia [1987] 2 SCR 591
- Ontario (Attorney General) v. OPSEU [1987] 2 SCR 2
- Office de la construction du Québec v. Larochelle [1987] 1 SCR 241
- Ont. Human Rights Comm. v. Simpsons-Sears [1985] 2 SCR 536
- Order: Manitoba Language Rights [1985] 2 SCR 347
- Oakwood Development Ltd. v. St-François Xavier [1985] 2 SCR 164
- Operation Dismantle v. The Queen [1985] 1 SCR 441
- Osborne v. The Queen [1984] 2 SCR 406
- Ogg-Moss v. R. [1984] 2 SCR 173
- Ogg-Moss v. The Queen [1984] 2 SCR 171
- Ontario Nurses' Association v. Haldimand-Norfolk Health Unit [1983] 2 SCR 6