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Ontario Bail Hearing Guide 2024: Show Cause, Reverse Onus, and Detention Grounds

Three grounds for detention (primary, secondary, tertiary), show cause vs reverse onus burden, 5 reverse onus offence categories, surety requirements, 10 common bail conditions, bail review procedure, and defence preparation checklist.

December 202415 min readAtticus Legal Team

Bail hearings are among the most urgent and high-stakes matters in Ontario criminal practice. An accused who is detained pending trial faces months or years in custody before the matter is resolved — with profound consequences for employment, family, housing, and ultimately for the trial outcome. A well-prepared bail hearing can make the difference between freedom and custody.

Section 515 of the Criminal Code governs judicial interim release (bail) in Canada. The justice of the peace conducts the show cause hearing and must order the accused released unless the Crown (or accused, in a reverse onus case) shows cause why detention is justified. The Criminal Code explicitly requires the least onerous conditions consistent with public protection and court attendance.

This guide covers the three grounds for detention, the difference between show cause and reverse onus hearings, the offences that attract reverse onus, surety requirements, bail conditions, bail review, and a checklist for defence counsel preparing for a bail hearing.

Three Grounds for Detention Under Criminal Code s. 515(10)

Primary

Flight risk — ensure attendance in court

Test: Detention is necessary to ensure the accused will appear in court

Key factors: Ties to the community (family, employment, property), history of failures to appear, strength of the Crown case, potential sentence on conviction

Secondary

Public protection — substantial likelihood of offending or interfering

Test: Detention is necessary for protection or safety of the public where there is a substantial likelihood of criminal conduct or interference with justice

Key factors: Nature of alleged offence, criminal record (particularly similar offences), outstanding charges, named victims or witnesses, history of violence or threats

Tertiary

Confidence in administration of justice

Test: Detention is necessary to maintain confidence in the administration of justice, considering: strength of Crown case, gravity of offence, circumstances including weapon use, potential for long imprisonment

Key factors: Most controversial ground; reserved for very serious offences; courts must balance all factors in the balancing test established by R v St-Cloud

Ladder principle: Criminal Code s. 515 requires the justice to start with the least restrictive release condition and move to more restrictive conditions only where necessary. The Crown must justify any condition sought. The accused cannot be detained simply because conditions seem appropriate — the Crown must establish that detention is necessary on one of the three grounds.

Reverse Onus: When the Accused Must Show Cause

In a standard bail hearing, the Crown bears the burden of justifying detention. In a reverse onus hearing under s. 515(6), the accused must satisfy the court that detention is not justified. This is a significant procedural shift — defence counsel must affirmatively establish that release is appropriate.

Offence CategoryExamplesNotes
Indictable offence committed while on bailAny indictable offence allegedly committed after release on bail for another indictable offenceMost common reverse onus in practice; Crown must establish accused was on bail at time of alleged offence
Firearms and prohibited weaponsPossession of prohibited/restricted firearm, weapons trafficking, using firearm in commission of offenceApplies to specific offences listed in s. 515(6)(d); even first-time accused bears onus
Drug trafficking and importingTrafficking or importation of Schedule I substance (cocaine, heroin, fentanyl, methamphetamine)Large-scale trafficking cases especially difficult for accused; Crown will emphasize public safety
Criminal organization offencesCommitting offence for the benefit of a criminal organizationReverse onus applies; gang-related offences are treated very seriously by Ontario courts
Terrorism offencesAny terrorism offence as defined in the Criminal CodeReverse onus applies; extremely rare in Ontario practice

Bail Conditions: Standard and Enhanced

Bail conditions must be justified by the evidence and proportionate to the risk presented. They must also be enforceable and not unnecessarily restrict the accused beyond what public protection requires. Defence counsel should challenge conditions that are unnecessary or disproportionate.

ConditionPurposeFrequency
Report to policeEnsures ongoing monitoring of the accusedCommon
Remain in OntarioPrevents flight; addresses primary groundCommon
Reside at specified addressEnsures known location; supports surety supervisionCommon
No contact with named persons (victims, witnesses)Protects victims; addresses secondary groundCommon
Non-attendance at specified locationsKeeps accused away from places associated with offenceCommon
CurfewRestricts movement at high-risk times; addresses secondary and primary groundsCase-specific
Electronic monitoring (ankle bracelet)Location monitoring; addresses flight and public safety concernsCase-specific
Surrender passportPrevents international flight; typically required for flight risk concernsCase-specific
No alcohol or drugsAddresses substance-related risk factors in the offenceCase-specific
Not to possess weaponsRequired for firearms offences; may be imposed for other violent offencesCommon

Defence Preparation Checklist for Bail Hearings

Obtain disclosure before the hearing

Request and review the circumstances of the offence, any victim statement, and the accused's criminal record and outstanding charges. Understanding the Crown's evidence is essential to anticipating the grounds they will rely on.

Interview the accused thoroughly

Gather all relevant background: employment, family ties, length of time in community, prior bail compliance record, address for release, and potential sureties. The release plan must be concrete and credible.

Prepare and coach sureties

A surety must be able to articulate their understanding of the conditions, their relationship with the accused, their financial ability to cover the pledge, and their plan for supervision. Unprepared sureties are commonly rejected.

Address the specific detention ground

Tailor the release plan to the ground the Crown is likely to rely on. If the concern is flight risk, emphasize community ties. If public safety, emphasize supervision plan and proposed conditions.

Propose a release plan proactively

Come to the hearing with a concrete release address, surety ready to testify, proposed conditions, and explanation of why each condition is sufficient. A credible plan shifts the discussion to conditions, not detention.

Know the reverse onus rules

Confirm whether the charges attract reverse onus. If so, the defence must affirmatively make the case for release rather than simply challenging the Crown's grounds for detention.

Frequently Asked Questions

What are the three grounds for detention at a bail hearing in Ontario?

Under Criminal Code s. 515(10), detention may be justified on three grounds: (1) Primary ground — necessary to ensure attendance in court (flight risk); (2) Secondary ground — necessary for protection or safety of the public, including witnesses, where the accused poses a substantial likelihood of committing a criminal offence or interfering with the administration of justice; (3) Tertiary ground — necessary to maintain confidence in the administration of justice, considering the strength of the Crown's case, the gravity of the offence, circumstances of the commission, and potential for a lengthy sentence.

What is a reverse onus bail hearing in Ontario?

In a standard show cause hearing, the Crown bears the burden of justifying detention. In a reverse onus hearing under Criminal Code s. 515(6), the accused must show cause why detention is not justified. Reverse onus applies to specific offences including: indictable offences committed while on bail, drug trafficking and importing offences, offences involving firearms and prohibited weapons, serious offences alleged to have been committed for a criminal organization, and terrorism offences.

Who can be a surety at a bail hearing in Ontario?

A surety is a person who pledges money (the recognizance amount) as security for the accused's compliance with bail conditions. To qualify as a surety in Ontario, a person must: be a Canadian citizen or permanent resident, have assets sufficient to cover the pledged amount, not be charged with a criminal offence themselves, understand the conditions of release, and be willing to report to police if the accused breaches conditions. Sureties are not required in all cases — many accused are released on their own recognizance.

How do you review a bail order in Ontario?

A bail review is an application to a Superior Court judge to review the order of the justice of the peace who made the original bail decision. The reviewing court does not conduct a de novo hearing — it looks for errors in principle, a material change in circumstances, or a clearly unreasonable order. Defence counsel can apply for a bail review if the accused was detained or if the conditions imposed are unreasonable. The Crown can apply for a bail review to seek detention or additional conditions.

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