Pre-Employment Background Checks in Ontario: A PI's Guide

A pre-employment background check in Ontario is a structured review of a candidate’s criminal record, credentials, and employment history before a job offer is confirmed. Ontario’s Police Record Checks Reform Act, 2015, the Human Rights Code, and PIPEDA each constrain what employers may collect and how.

This guide covers the three PRCRA check tiers, what components a complete Ontario screen includes, what the law prohibits, and how a PSISA-licensed PI conducts the investigation. HireRight’s 2025 Global Benchmark Report found that more than three-quarters of employers worldwide discovered at least one candidate discrepancy during background screening in the prior year. For a cross-survey breakdown of how often Canadian candidates misrepresent credentials, see our compilation of resume lie statistics.

What Is a Pre-Employment Background Check

A pre-employment background check is not a single document: it is a composite of checks drawn from distinct legal frameworks. A police record check falls under Ontario’s Police Record Checks Reform Act, 2015; a credit history check requires written notice under Ontario’s Consumer Reporting Act; and collecting personal information (work history, references, credentials) triggers consent obligations under PIPEDA, Canada’s private-sector privacy statute. Knowing which statute governs each component is the first step to a compliant Ontario screen.

A pre-employment background check does not reach sealed, expunged, or youth records unless the applicable statute expressly authorizes disclosure. Tax records, sealed criminal files, and confidential medical information cannot be accessed without a court order. These are outside the scope of a standard pre-employment engagement, regardless of what a vendor may claim to offer.

The Three PRCRA Record-Check Tiers Explained

Ontario’s Police Record Checks Reform Act, 2015, S.O. 2015, c. 30 authorizes three and only three types of police record checks. The tiers are sequential: each includes everything in the tier below it, plus additional categories of information.

Non-conviction information (charges dismissed, withdrawn, or resulting in acquittal) may not be disclosed in a Criminal Record Check or a Criminal Record and Judicial Matters Check. Only a Vulnerable Sector Check may disclose non-conviction information, and only where the Act’s exceptional criteria under s. 10 are met.

Under Section 9 of the PRCRA, a police record check provider shall not conduct any check unless the individual has provided written consent to the specific tier being ordered. Written consent for a lower-tier check does not authorize disclosure of information that would only appear in a higher-tier check.

What a Pre-Employment Background Check Covers in Ontario

A complete pre-employment background check in Ontario typically includes the following components. Each is governed by a separate statute; omitting any one of them can leave an employer with an incomplete picture of a candidate’s background.

• Police record check (PRCRA tier): ordered with written consent after a conditional offer; the appropriate tier depends on the role and the candidate’s contact with vulnerable populations.
• Employment history verification: direct contact with named prior employers to confirm titles, dates, and reason for departure; self-reported work history is not taken at face value.
• Education and credential verification: confirmation of degrees, diplomas, and certifications directly with issuing institutions; PIPEDA’s Principle 4.3 requires candidate knowledge and consent for this collection.
• Professional licence verification: confirmation with the relevant regulatory body that the candidate holds a current, active licence in good standing (relevant for engineers, healthcare workers, financial advisors, and regulated tradespeople).
• Credit history check: requires prior written notice to the candidate in bold type, no smaller than ten-point size, under Section 10 of Ontario’s Consumer Reporting Act, R.S.O. 1990, c. C.33; typically ordered only for roles with direct financial accountability.
• RCMP certified criminal record check: fingerprint-based; the Royal Canadian Mounted Police runs the only fingerprint-based national check in Canada and is the most reliable method for trust-sensitive roles where name changes or common surnames could defeat a name-based check.

Resume misrepresentation is more common than many Ontario hiring managers expect. HireRight’s 2025 Global Benchmark Report found that more than three-quarters of employers worldwide discovered at least one candidate discrepancy during background screening in the prior twelve months. Undisclosed criminal convictions and education or employment discrepancies ranked as the most common types. For a cross-survey breakdown, see our compilation of resume lie statistics.

What the Law Permits — and Prohibits — an Ontario Employer to Screen

Ontario law creates a layered set of permissions and prohibitions for employment background checks. The distinctions are not always intuitive: an unpardoned conviction is generally screenable, while a pardoned one is not. What follows are the key rules every Ontario employer must understand.

• The Ontario Human Rights Code protects pardoned convictions and provincial offences. Section 5(1) of the Ontario Human Rights Code, R.S.O. 1990, c. H.19 prohibits discrimination in employment on the ground of “record of offences.” Under s. 10(1), that ground covers only two categories: a Criminal Code conviction for which a pardon has been granted and not revoked, and a conviction under a provincial statute such as the Highway Traffic Act. An employer may not refuse to hire on the basis of either type.
• Unpardoned Criminal Code convictions may be considered, but only with a BFOR. Because the Code’s “record of offences” ground covers only pardoned convictions, an employer may inquire about unpardoned ones. To decline a hire on that basis, the employer must demonstrate a bona fide occupational requirement. The conviction must have a real and direct effect on the candidate’s ability to perform the role safely.
• Police record checks must come last. The Ontario Human Rights Commission states that police record checks should be “the last step in a recruitment process,” requested only after an employer has decided to make a conditional offer. Requesting a check earlier risks exposing a protected ground before a hiring decision is finalized.
• PIPEDA consent is mandatory at every stage. Under PIPEDA’s Schedule 1, Principle 4.3, as confirmed by the Office of the Privacy Commissioner of Canada, consent for collecting any personal information must be clear, informed, and voluntary. Employers cannot condition employment on a blanket privacy waiver, and background-check consent forms must identify what will be collected, who will conduct the check, and for what purpose.
• Credit checks require written notice with specific formatting. The Consumer Reporting Act’s s. 10 notice is not optional. Missing it exposes the employer to a complaint. The notice must appear in bold type, no smaller than ten-point size, before the credit report is ordered.

For guidance on when in the hiring process to order each type of check, the sibling post When to Get a Criminal Background Check addresses the timing question specifically.

How a Licensed PI Conducts a Pre-Employment Background Check in Ontario

Under Section 6 of Ontario’s Private Security and Investigative Services Act, 2005, S.O. 2005, c. 34, no person may act as a private investigator without a licence from the Ontario Ministry of the Solicitor General. A PSISA-licensed PI conducting a pre-employment background check follows a structured, statute-compliant sequence:

1. Obtain the employer’s written retainer and the candidate’s signed PIPEDA-compliant consent authorization. The consent form identifies the type of information to be collected, the firm conducting the check, and the purpose for which findings will be used.
2. Verify identity against government-issued photo ID. This step confirms the candidate’s identity before any records are ordered, preventing the name-change ambiguity that defeats a name-based police check.
3. Order the appropriate PRCRA tier. A Criminal Record Check applies to most standard roles; a Vulnerable Sector Check is required for positions working with children or other vulnerable persons. The tier is determined by the role, not by employer preference.
4. Verify employment and education history through direct contact. Named prior employers and academic institutions are contacted directly, not relying solely on self-reported dates or titles. Discrepancies between claimed and confirmed records are documented.
5. Confirm professional licences with the relevant regulatory body. For regulated roles, the investigator verifies that the candidate’s licence is current, active, and in good standing at the time of the screen.
6. Provide written Consumer Reporting Act notice before ordering any credit report. For roles requiring credit assessment, the s. 10 notice is issued to the candidate in the required format before the credit report is ordered.
7. Compile findings in a written report structured for the employer’s HR and legal review. The report is organized by component, with source documentation, and is produced under the PI’s PSISA-licensed professional framework.

What Separates a PSISA-Licensed PI Check from a Standard Agency Check

Not all background checks carry the same legal weight in Ontario. The distinction between a PSISA-licensed check and an unlicensed vendor’s report matters most when findings are challenged in a proceeding.

• Regulatory accountability. A PSISA-licensed private investigator is authorized under Ontario’s Private Security and Investigative Services Act, 2005 to conduct investigative services for remuneration. That authorization comes with ministry oversight: the investigator is legally accountable to the Ministry of the Solicitor General for every engagement. No equivalent regulatory framework applies to unlicensed screening vendors.
• Licensing requirements. Ontario’s Ministry of the Solicitor General requires PSISA applicants to complete ministry-prescribed basic training, pass a ministry examination, and hold a clean criminal record. An unlicensed vendor faces no equivalent professional threshold.
• Scope of authorized investigation. An unlicensed background-screening vendor may lawfully conduct database searches and reference calls but cannot conduct surveillance, conduct interview-based investigations, or represent themselves as a private investigator. A PSISA-licensed PI is authorized to conduct the full range of investigative inquiries within the Act’s framework.
• Defensibility in proceedings. In a wrongful-dismissal proceeding or human rights tribunal, an employer can show that a licensed PI’s report was produced under a regulated professional standard. An unlicensed vendor’s report carries no equivalent regulatory provenance, a distinction that can affect the weight a decision-maker places on the findings.

When Background Check Evidence Is Used in Employment Disputes

Background check reports enter employment disputes most often in two contexts: defending a just-cause termination decision, and responding to a human rights complaint.

In Tudor v. Accurate Screen Ltd., 2026 ABKB 237, the Alberta Court of King’s Bench held that an executive’s misrepresentation of his academic qualifications was just cause for dismissal. The executive had claimed an MBA was in progress when he had never enrolled. Applying the McKinley proportionality framework, the court found that “embellishing one’s academic qualifications … goes to the very heart of one’s moral compass and ultimately their abilities.” Tudor is Alberta authority, persuasive but not binding in Ontario. The law did not require this employer to verify credentials before hiring. Yet the misrepresentation still cost both sides a court fight years later. A pre-employment check surfaces that discrepancy before the offer, when it is cheapest to act on.

Admissibility is the other dimension. A PSISA-licensed PI’s report, kept as part of an employer’s regular hiring records, may qualify as a “business record” under Section 30 of the Canada Evidence Act, R.S.C. 1985, c. C-5. That qualification requires the records to have been made in the usual and ordinary course of business. Section 30(10) excludes records made in the course of an inquiry if that inquiry was conducted in contemplation of litigation. A PI’s report commissioned after a termination dispute begins may face admissibility challenges. A pre-hire screening report compiled as routine business practice typically will not.

The takeaway for Ontario employers is structural. A background check commissioned as a routine pre-hire step, documented under a licensed PI’s professional framework, and kept as part of the hire’s regular file is in the strongest position to be used as a business record. That positioning matters most when the employment relationship later goes wrong.

What This Means for Your Hiring Process

At Discreet Investigations, our licensed PSISA investigators handle pre-employment background checks as a structured, statute-compliant engagement. We obtain the candidate’s signed PIPEDA consent form and confirm the appropriate PRCRA check tier with the employer. We verify credentials directly with issuing institutions and deliver a written report organized for HR and legal review. We operate across the Greater Toronto Area and across Ontario. If a misrepresentation surfaces after hire, we can also conduct a post-hire verification. The written report produced under our licensed framework provides the documented foundation an employer needs if the matter proceeds to a wrongful-dismissal or human rights proceeding.

To discuss whether a pre-employment background check fits your hiring situation, call +1 (888) 680-0036 or visit our pre-employment screening service page.

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