Beginner Procurement Guide
Sole Source Contracts Explained
Learn what sole source contracts are in Canadian government procurement, when they are allowed, the rules governing them, and how suppliers can position themselves for sole source opportunities.

Introduction
Most government contracts are awarded through competitive processes where multiple suppliers bid against each other. But sometimes, the government buys directly from a single supplier without competition. These are called sole source contracts. This guide explains what sole source contracts are, when they are allowed, the rules governing them, and what suppliers should know about this procurement method.

What Is a Sole Source Contract?
A sole source contract (also called a single-source or non-competitive contract) is a procurement where the government negotiates directly with one supplier without running a competitive process. The government bypasses the usual tender process and awards the contract to a specific supplier.
Sole source contracting is the exception, not the rule. It is strictly regulated and requires justification. In most cases, governments must use competitive procurement to ensure fairness and value for money.
Diagram Placeholder
Comparison: Competitive procurement (multiple suppliers bid) vs Sole source (one supplier negotiated directly)
Warning
Sole source contracts are not an easy path to government work. They are rare and heavily scrutinized. Most government contracts are awarded competitively.[/Warning
]
When Is Sole Source Procurement Allowed?
Sole source procurement is only permitted in specific circumstances:
- ✓Only one supplier can provide the goods or services (e.g., proprietary products, patents)
- ✓Extreme urgency (e.g., emergency repairs, public safety)
- ✓Additional work from an existing supplier (e.g., follow-on contracts)
- ✓Protection of intellectual property or confidential information
- ✓Low-value purchases below competitive threshold
- ✓Competition is not feasible (e.g., no other qualified suppliers)[/Checklist
] Each jurisdiction has its own rules about when sole source is permitted. For example, federal procurement allows sole source contracts under specific conditions defined in the Treasury Board Contracting Policy.
Rules and Limitations
Sole source procurement is subject to strict rules:
- ✓Justification required: The buyer must document why competition was not used
- ✓Approval required: Higher-level approval is typically needed for sole source contracts
- ✓Value limits: Some jurisdictions limit the value of sole source contracts
- ✓Transparency: Sole source contracts are still published as awards
- ✓Trade agreement exceptions: Sole sourcing must comply with applicable trade agreement rules
- ✓Time limits: Sole source contracts may be limited in duration[/Checklist
]
Pro Tip
Sole source contracts must still provide value for money. The government will typically negotiate pricing and terms to ensure the price is fair and reasonable.
Sole Source vs Competitive Procurement
| Feature | Sole Source | Competitive |
|---|---|---|
| Process | Direct negotiation with one supplier | Open competition among suppliers |
| Transparency | Limited during negotiation | High — all steps are public |
| Fairness | Bypasses equal opportunity for all suppliers | All qualified suppliers can compete |
| Speed | Faster — no bidding period | Slower — requires bidding period |
| Best For | Emergencies, proprietary needs, low-value | Most government purchases |
| Scrutiny | High — requires justification | Standard process |
| Price Negotiation | Negotiated directly | Competition determines price |
How Suppliers Can Position for Sole Source Opportunities
While you cannot force a sole source award, you can position your business:
- ✓Develop unique expertise: Become the only supplier in a niche area
- ✓Build strong relationships: Understand buyer needs before they go to market
- ✓Protect intellectual property: Proprietary solutions may justify sole source
- ✓Deliver exceptional service: Existing contracts can lead to sole source extensions
- ✓Monitor awards: Track sole source awards in your category to understand the market[/Checklist
]
NorthStar IT
NorthStar IT developed a specialized data migration tool for a federal department. Because the tool was proprietary and the department had already invested in training and integration, NorthStar was awarded a sole source contract for additional work rather than re-competing.[/Example
]
Pro Tip
Most government revenue comes from competitive bids. Focus your energy there. Sole source is a bonus when circumstances align.
Summary
Sole source contracts are non-competitive procurements awarded directly to one supplier. They are the exception to the competitive procurement rule and are strictly regulated. Sole sourcing is only allowed in specific circumstances like proprietary products, emergencies, or very low-value purchases. While sole source opportunities exist, most government contracts are won through competitive processes. Use ContractFinder.ca to find both competitive and sole source opportunities in your category.
Frequently Asked Questions
What is a sole source contract?
A sole source contract is a non-competitive procurement where the government negotiates directly with one supplier without a bidding process.
Are sole source contracts legal?
Yes, but they are strictly regulated and only permitted under specific circumstances.
How common are sole source contracts?
They are the minority of government contracts. Most procurements are competitive.
Can a small business get sole source contracts?
Yes, if they have unique expertise or a proprietary solution that no other supplier can provide.
Are sole source contracts published?
Yes, sole source awards are typically published so the public can see how taxpayer money is spent.
What justifies a sole source contract?
Common justifications include proprietary products, extreme urgency, follow-on work, low value, or lack of alternative suppliers.
Can a sole source contract be challenged?
Yes, if another supplier believes the justification was invalid or the rules were not followed.
Is sole source the same as single source?
Yes, these terms are often used interchangeably.
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