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Find a Lawyer » Canada Legal Guides » Ontario Legal Guides » Workers’ Compensation (WSIB) Ontario » How to Use the WSIB eClearance System for Ontario Construction Projects

How to Use the WSIB eClearance System for Ontario Construction Projects

13 Jun 2026 4 min read No comments Workers’ Compensation (WSIB) Ontario
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The WSIB eClearance system is a free, mandatory portal for Ontario businesses to verify subcontractor compliance. By creating a custom “Contractor Profile,” payroll administrators can automatically track 90-day clearance cycles, preventing your company from inheriting the unpaid WSIB premiums of non-compliant trades.

Managing the administrative burden of a modern construction project is incredibly demanding. For corporate payroll administrators and project managers operating in booming hubs like Vaughan, Kitchener, and Markham, tracking the compliance of dozens of different trades is a full-time job.

Thankfully, the days of calling the government or relying on easily forged paper certificates are long gone. The province of Ontario requires businesses to use the Workplace Safety and Insurance Board (WSIB) eClearance portal. This online tool is your first line of legal defence. It allows you to definitively prove that you acted with due diligence before paying invoices, successfully shielding your firm from catastrophic Section 141 liabilities under the WSIA. 📝

Step-by-Step B2B Guide for Project Managers

Integrating the eClearance portal into your firm’s standard accounts payable cycle is not optional; it is a critical corporate governance requirement. Setting up an automated tracking list ensures no uncleared invoice ever slips through the cracks.

Step 1: Registering for WSIB Online Services

Before you can verify others, your own house must be in order. Your business must be registered with the WSIB and have an active online account. 🗂️

Your corporate administrator must log into the WSIB website and navigate to the online services portal. You will need your company’s WSIB account number and a secure login. Once inside the dashboard, locate the “Clearance Certificates” tab to access the eClearance tool.

Step 2: Gathering Subcontractor Credentials

You cannot simply search the database using vague company names, as many numbered Ontario corporations share similar operating names. To pull a precise clearance certificate, you need accurate data. 🔍

During your firm’s standard onboarding process, mandate that every new subcontractor provides their exact legal business name and their 9-digit WSIB Account Number. Having a law firm draft a standard intake package ensures subcontractors are legally obligated to provide this data before stepping on site.

Step 3: Building Your Custom eClearance List

Instead of manually typing in an account number every time an invoice arrives, the portal allows you to build a custom “My Contractors” list. This is a game-changer for B2B efficiency. 📈

You simply add each subcontractor’s WSIB number to your master profile. The system will then automatically display the real-time compliance status of every trade you hire on a single dashboard. A green checkmark means they are fully cleared; a red warning means their account is in default.

Step 4: Monitoring the 90-Day Renewal Cycles

WSIB clearances are not issued for a full calendar year. In Ontario, they operate on strict 90-day cycles. All certificates universally expire on February 20, May 20, August 20, and November 20. ⏱️

Your payroll department must schedule mandatory checks on the 21st of these months. If a subcontractor fails to pay their quarterly WSIB premium, their status on your list will instantly flip to non-compliant. Any invoices processed after that date without a fresh certificate expose your company to immense legal liability.

Step 5: Downloading and Archiving the Evidence

If the WSIB ever audits your company, you must prove you had clearance at the exact time you released the funds. Viewing the green checkmark is not enough; you must generate the PDF. 💼

Click “Generate Certificate” on the portal and download the official document. Your accounting department should attach this digital PDF directly to the subcontractor’s paid invoice in your corporate filing system. This creates an unassailable legal paper trail.

How Much Does it Cost in Ontario?

Administrative compliance is an investment in your company’s legal safety. Fortunately, interacting with the provincial government portal is highly accessible. 💸

Expense CategoryEstimated Cost (CAD)Details
WSIB Portal Access$0The eClearance system is completely free for all registered Ontario businesses.
Payroll Admin Labour$25 – $40 / hourThe internal hourly cost for your accounting staff to run batches of certificates.
Legal Consultation$350 – $600 / hourHiring an employment lawyer if the portal flags a complex liability or misclassification.

How Long Does the Process Take?

Generating a batch of clearance certificates for your entire roster of subcontractors takes roughly 10 to 15 minutes if your master list is properly set up. 📅

However, if a subcontractor is flagged as non-compliant, it can take them 2 to 5 business days to resolve the issue with the WSIB. They must remit their missed payment, and the WSIB must process the funds before the portal updates and allows you to generate a valid clearance.

Frequently Asked Questions (FAQ)

Can a subcontractor forge an eClearance certificate?

Yes, PDF alteration is a massive problem in the construction industry. This is precisely why you should never rely on a certificate emailed to you by the subcontractor. Always log into the WSIB portal and pull the certificate directly from the government server.

What does it mean if a contractor is marked “Status Withheld”?

If the portal says “Status Withheld,” it typically means the subcontractor’s account is in bad standing due to unpaid premiums, failure to file payroll reports, or an active audit. You cannot legally pay them until this status changes to cleared.

Do independent operators need an eClearance?

In the construction sector, yes. Even if a tradesperson operates completely alone as a sole proprietor with no employees, mandatory coverage rules in Ontario dictate they must have a WSIB account and provide you with a clearance certificate.

How far back can the WSIB audit my company?

The WSIB can generally audit your business records for the current year and the three preceding years. This is why you must retain all downloaded eClearance PDFs and corresponding invoices securely in your archives for at least 3 to 4 years.

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