What Is a Severability Clause?

Definition: Ensures that if one part of the contract is found to be illegal or unenforceable, the rest of the contract remains in effect.

Also called a savings clause. The variant that narrows rather than deletes is sometimes called blue-pencil or reformation wording.

What this clause actually does

A severability clause instructs that if a provision turns out to be invalid or cannot be applied, that provision is treated as removed — or read down — while the rest of the agreement continues to operate.

It is genuinely standard and usually uncontroversial. But it comes in variants that do materially different things, and most people never notice which one they signed:

• Strike-out — the offending provision is deleted and the rest continues.
• Reformation or blue-pencil — the provision is narrowed “to the maximum extent permitted” and then applied as narrowed.
• Substitution — the provision is replaced with one achieving the same commercial intent.
• Conditional — if a specified essential provision fails, either party may terminate.

Why the reformation variant is the one to notice

Reformation wording changes the incentive to overreach.

If an overbroad non-compete, non-solicit, liability cap or fixed-damages figure would simply fall away, a drafter has a reason to keep it within defensible limits. If instead it will be narrowed and then applied, there is much less downside to asking for far more than is reasonable — the worst case is that it gets cut back to whatever the maximum turns out to be.

So the same short paragraph at the back of the document quietly affects how aggressive the restrictions at the front can afford to be. Which variant is better for you depends on which side of the restrictions you are on: if the agreement restricts you, plain strike-out is generally the less dangerous version.

Where else it bites

• You stay bound to everything else. If the provision that fails is the one you were relying on — a licence grant, a liability cap, a service commitment — severability keeps the rest of the contract alive, including your payment obligation, while the protection you bargained for disappears.
• No termination right. “The remainder shall continue in full force and effect” with no exit means you can end up in a contract whose bargain has shifted materially and with no way out.
• Asymmetric reformation. Watch for narrowing wording attached only to the restrictions on you, with strike-out applied to everything else.
• “The provision the parties would have agreed.” Substitution wording phrased this way is an open invitation to argue about a term nobody wrote.
• Partial operation nobody negotiated. Severing “to the extent permitted” can leave a provision half-alive in a shape neither side would have agreed to.
• Something you thought was gone comes back. Check whether severing a provision could revive an earlier agreement the contract had superseded.
• It interacts with integration and survival. These three short clauses together determine what document applies, what continues after termination, and what happens when a piece fails. They are usually read separately and drafted by different hands.

What to negotiate

• Choose the variant deliberately. If the agreement contains broad restrictions on you, ask for plain severability rather than reformation.
• Make reformation mutual if it stays — applying to protections in your favour as well as restrictions against you.
• Add a good-faith replacement obligation — the parties will negotiate a substitute provision within a stated period.
• Add a termination right if a provision fundamental to the bargain is severed.
• Name the essential provisions — price, scope, the liability framework, the licence grant — so severing one of them does not silently leave a lopsided deal.
• Confirm nothing revives when a provision is severed.

What a reasonable version looks like

Severance of the offending provision only; an express statement that the remainder continues; a good-faith obligation to agree a replacement; a termination right if something fundamental is severed; reformation wording applied symmetrically if present at all; and no revival of superseded agreements.

What to push back on hardest

• Reformation wording attached only to the restrictions on you.
• Substitution phrased as “the provision the parties would have agreed.”
• No termination right when a core commercial term fails.
• Wording that purports to sever an entire schedule rather than a provision.
• Severability drafted so that an earlier superseded agreement could revive.

Questions worth asking before you sign

• Does this delete a failed provision, or narrow it and apply it anyway?
• Does the narrowing apply to both sides?
• What happens if a core term — price, scope, the licence — is severed? Can I get out?
• Are we obliged to negotiate a replacement?
• Could anything we superseded come back?

Related clauses

• Integration clause
• Survival clause
• Non-compete clause

Not legal advice. What's My Contract is not a law firm, and this page is general information about how a clause of this type is usually written — not advice about your contract, and not a statement of the law in any particular place. How a clause is read, and whether it can be relied on, depends on where you are, what the rest of the agreement says, and facts a general explainer cannot know. Before you sign, refuse, or act on any clause, have a lawyer licensed in your jurisdiction read your actual document.