What is Non-Compete Clause?
Updated: 24 March 2026
A non-compete clause is a contractual provision that prohibits one party from engaging in competing activities during or after the term of an agreement. In business contracts, it protects the principal against the risk that a supplier, partner, or contractor uses acquired knowledge and relationships to compete directly. To be enforceable, the clause must be reasonable and proportionate in duration, geographic scope, and the activities it restricts.
How does non-compete clause work?
A non-compete clause in business contracts works differently from the better-known employment law equivalent. While employment non-competes are subject to specific statutory rules in most jurisdictions, B2B non-compete clauses are governed by general contract law. This means greater contractual freedom, but also less statutory protection if the clause turns out to be unreasonable.
In practice, non-compete clauses appear in several contexts. In partnership agreements, they prevent a partner from leaving and immediately setting up as a competitor using the knowledge and client relationships built during the partnership. In IT contracts, they protect against a developer using your bespoke software as the basis for a competing product. In franchise agreements, they prevent a franchisee from opening a similar business in the same territory after termination.
Enforceability depends on three factors: the duration must not be unreasonably long (typically one to two years after termination is considered acceptable), the geographic scope must be proportionate to the actual market, and the description of prohibited activities must be specific enough to be meaningful. A clause that runs for five years across an entire country without clearly defined activities will likely be struck down or reduced by a court.
Note the distinction with a non-solicitation clause, which is more targeted: it only prohibits approaching specific clients or contacts of the other party. A non-solicitation clause is often more effective and legally robust than a broad non-compete.
Why does this matter for SMBs?
Without a non-compete clause, there is nothing preventing a supplier or partner from using your trade secrets, client lists, and internal processes to compete directly with you. This is particularly painful when you have invested in sharing confidential information to make the partnership successful.
For SMBs, the clause is most relevant in strategic partnerships and when engaging specialist suppliers who gain access to your client relationships or business-critical systems. A well-drafted clause protects you without unreasonably restricting the other party.
How to manage this correctly
- 1Limit the duration to one or two years after contract termination
- 2Define the geographic scope as specifically as possible — nationwide is often too broad
- 3Describe the prohibited activities concretely, not with vague terms like "similar work"
- 4Consider a non-solicitation clause as an alternative: more specific and legally stronger
- 5Attach a penalty clause to the non-compete so you do not need to prove damages in case of breach
Sources
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