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Case information

Conduct a refined search of the Supreme Court of Canada database to obtain details on the status of a matter before the Court.


41703

Richard Leonard Walker v. His Majesty the King

(Alberta) (Criminal) (By Leave)

Docket

Judgments on applications for leave to appeal are rendered by the Court, but are not necessarily unanimous.

List of proceedings
Date Proceeding Filed By
(if applicable)
2026-01-07 Notice of change of counsel, (Letter Form), Change of Agent , (Printed version due on 2026-01-14) His Majesty the King
2025-11-17 Notice of appeal, (Letter Form), Completed on: 2025-11-17, (Printed version filed on 2025-11-17) Richard Leonard Walker
2025-10-31 Transcript received, 26 pages
Printed copy rec'd on 2025-11-03
2025-10-17 Copy of formal judgment sent to Registrar of the Court of Appeal and all parties
2025-10-17 Judgment on leave sent to the parties
2025-10-17 Judgment of the Court on the application for leave to appeal
Granted
2025-10-17 Hearing of the application for leave to appeal, 2025-10-17, Côt Mar Kas Ob Mor
Decision rendered
2025-10-15 Respondent's condensed book, (Book Form), (Printed version filed on 2025-10-15) His Majesty the King
2025-10-10 Appellant's condensed book, (Book Form), (Printed version filed on 2025-10-14) Richard Leonard Walker
2025-09-22 Correspondence (sent by the Court) to, Letter of appearance in person
2025-09-10 Notice of appearance, (Letter Form), Stacey Purser and Emma Toporowski will appear before the Court. Stacey Purser will present oral argument., (Printed version due on 2025-09-17) Richard Leonard Walker
2025-09-10 Notice of appearance, (Letter Form), Andrew Barg will appear before the Court. Andrew Barg will present oral argument., (Printed version due on 2025-09-17) His Majesty the King
2025-07-10 Notice of hearing sent to parties
2025-05-29 Copy of formal judgment sent to Registrar of the Court of Appeal and all parties
2025-05-29 Judgment on leave sent to the parties
2025-05-29 Judgment of the Court on the application for leave to appeal, The request for an oral hearing of the application for leave to appeal from the judgment of the Court of Appeal of Alberta (Edmonton), Number 2303-0125A, 2025 ABCA 13, dated January 21, 2025, is granted pursuant to s. 43(1.2) of the Supreme Court Act. The hearing date will be fixed by the Registrar.
Oral hearing ordered
2025-05-05 All materials on application for leave submitted to the Judges, 2025-10-17, for consideration by the Court
Decision rendered
2025-04-17 Applicant's reply to respondent's argument, (Letter Form), Completed on: 2025-04-17, (Electronic version filed on 2025-04-17) Richard Leonard Walker
2025-04-07 Certificate (on limitations to public access), (Letter Form), 23A, (Printed version filed on 2025-04-08) His Majesty the King
2025-04-07 Respondent's response on the application for leave to appeal, (Book Form), Completed on: 2025-04-07, (Printed version filed on 2025-04-08) His Majesty the King
2025-03-14 Lower court order - e-filing, (Letter Form), Missing Proof of Service(Rec'd-2025-03-14), (Printed version due on 2025-03-21) Richard Leonard Walker
2025-03-13 Letter acknowledging receipt of a complete application for leave to appeal, FILE OPENED
2025-03-11 Correspondence received from, (Letter Form), Oral Hearing Request, (Printed version filed on 2025-03-11) Richard Leonard Walker
2025-03-11 Certificate (on limitations to public access), (Letter Form), 23A, (Printed version filed on 2025-03-11) Richard Leonard Walker
2025-03-11 Application for leave to appeal, (Book Form), Completed on: 2025-03-11, (Printed version filed on 2025-03-11) Richard Leonard Walker

Parties

Please note that in the case of closed files, the “Status” column reflects the status of the parties at the time of the proceedings. For more information about the proceedings and about the dates when the file was open, please consult the docket of the case in question.

Main parties

Main parties - Appellants
Name Role Status
Walker, Richard Leonard Appellant Active

v.

Main parties - Respondents
Name Role Status
His Majesty the King Respondent Active

Counsel

Party: Walker, Richard Leonard

Counsel
Names
Stacey M. Purser
Emma B. Toporowski
Contact information
Purser Law
#200, 10237 104th street
Edmonton, Alberta
T5J 1B1
Telephone: (780) 851-7435
Email: purser@criminalappeals.net
Agent
Name
Moira S. Dillon
Contact information
Supreme Law Group
440 Laurier Ave. West
Suite 200
Ottawa, Ontario
K1R 7X6
Telephone: (613) 691-1224
FAX: (613) 691-1338
Email: mdillon@supremelawgroup.ca

Party: His Majesty the King

Counsel
Name
Andrew Barg
Contact information
Justice and Solicitor General
Appeals Unit
300 Centrium Place, 332-6 Avenue SW
Calgary, Alberta
T2P 0B2
Telephone: (403) 297-6005
FAX: (403) 297-3453
Email: andrew.barg@gov.ab.ca
Agent
Name
Léa Desjardins
Contact information
Gowling WLG (Canada) LLP
160 Elgin Street, Suite 2600
Ottawa, Ontario
K1P 1C3
Telephone: (613) 786-0211
FAX: (613) 563-9869
Email: lea.desjardins@gowlingwlg.com

Summary

Keywords

Criminal law — Arrest — Can a police officer arrest an individual for obstruction under the Criminal Code, during the course of a regulatory (or municipal) investigation where the regulatory (or municipal) statute provides for a lesser enforcement remedy — Does the discretion referenced in Goodwin v. British Columbia (Superintendent of Motor Vehicles), 2015 SCC 46 allow police officers to engage the more serious Criminal Code provisions during the course of an investigation for less serious regulatory or municipal offences?

Summary

Case summaries are prepared by the Office of the Registrar of the Supreme Court of Canada (Law Branch). Please note that summaries are not provided to the Judges of the Court. They are placed on the Court file and website for information purposes only.

During the course of an investigation under the Traffic Safety Act, a police officer attempted to effect a warrantless arrest of the applicant for obstruction under s. 129(a) of the Criminal Code. In a pre-trial application, the trial judge found that the police officer was not executing a lawful arrest, and therefore breached the applicant’s s. 9 Charter right not to be arbitrarily detained by attempting the arrest. The trial judge acquitted the applicant of assault causing bodily harm. The Court of Appeal allowed the appeal, and ordered a new trial.

Lower court rulings

June 6, 2023
Court of King’s Bench of Alberta

200305480Q1, 2023 ABKB 341

Acquittal entered

January 10, 2025
Court of Appeal of Alberta (Edmonton)

2025 ABCA 13

Appeal allowed: new trial ordered

Filed documents

The memorandums of argument on an application for leave to appeal will be posted here 30 days after leave to appeal has been granted unless they contain personal information, information that is subject to a publication ban, or any other information that is not part of the public record. You may also obtain copies of the memorandum by filling out the Request for Court records form or by contacting the Court’s Records Centre either by email at records-dossiers@scc-csc.ca or by telephone at 613‑996‑7933 or at 1‑888‑551‑1185.

If you have questions about a memorandum of argument or want to use a memorandum of argument, please contact the author of the memorandum of argument directly. Their name appears at the end of the memorandum of argument. The contact information for counsel is found in the “Counsel” tab of this page.

Downloadable PDFs

Not available

The factums of the appellant, the respondent and the intervener will be posted here at least 2 weeks before the hearing unless they contain personal information, information that is subject to a publication ban, or any other information that is not part of the public record. You may also obtain copies of factums by filling out the Request for Court records form or by contacting the Court’s Records Centre either by email at records-dossiers@scc-csc.ca or by telephone at 613‑996‑7933 or at 1‑888‑551‑1185.

If you have questions about a factum or want permission to use a factum, please contact the author of the factum directly. Their contact information appears on the first page of each factum.

Downloadable PDFs

Not available

The condensed books of the appellant, the respondent and the intervener will be posted here upon receipt of the electronic version, 2 days prior to the scheduled appeal hearing. You may also obtain copies of condensed books by filling out the Request for Court records form or by contacting the Court’s Records Centre either by email at records-dossiers@scc-csc.ca or by telephone at 613‑996‑7933 or at 1‑888‑551‑1185.

If you have questions about a condensed book or want permission to use a condensed book, please contact the author of the condensed book directly. Their contact information appears on the first page of each condensed book.

Downloadable PDFs

Not available

Webcasts

Not available.

Date modified: 2026-01-08