Guarantee
A promise by a third party (guarantor) to answer for another's debt or performance obligation if that party defaults; the guarantor becomes secondarily liable when the primary party fails.
While straightforward in theory, many businesses fail to actively track obligations tied to this concept - often resulting in missed deadlines, unintended renewals, penalties, or loss of contractual rights.
US Law · For business owners and foundersWhat is a Guarantee?
A guarantee is a promise by a third party (the guarantor) to answer for another party's debt or performance obligation if that party (the principal) defaults or fails to perform. The guarantor becomes financially or legally responsible if the primary party does not fulfill the obligation.
There are two types of guarantees: (1) a "guarantee of payment" - the guarantor promises to pay the debt if the principal does not; and (2) a "guarantee of collection" - the guarantor promises to pay only after the creditor has pursued and exhausted remedies against the principal. The distinction matters because collection guarantees require more effort by the creditor before the guarantor is liable.
A personal guarantee is common in small business lending - the owner of the business personally guarantees the business loan, meaning the owner's personal assets are at risk if the business defaults. This is why lenders often require personal guarantees from business owners.
In practice, many teams rely on a contract expiry tracking system to stay on top of dates and obligations tied to clauses like this.
Key Elements
Three Parties
A guarantee involves three parties: the principal (primary debtor), the creditor (person being paid), and the guarantor (the third party promising to cover). A guarantee with only two parties is a primary obligation, not a guarantee.Conditional Liability
The guarantor's liability is triggered only if the principal defaults. If the principal pays, the guarantor has no obligation.Secondary Liability (Usually)
Most guarantees are "guarantees of collection" - the creditor must pursue the principal first. Some are "guarantees of payment" - the guarantor is liable immediately if the principal is in default.Enforceability Requirements
Most guarantees must be in writing (under the statute of frauds) to be enforceable. Oral guarantees are typically not enforceable.Real-World Example
ABC Bank lends $100,000 to StartUp Corp. StartUp's owner, John, personally guarantees the loan. StartUp defaults after six months. ABC Bank pursues collection from StartUp (seizing equipment, etc.), but only recovers $30,000. ABC Bank then demands payment of the remaining $70,000 from John based on his personal guarantee.
John is personally liable on his guarantee. As the guarantor, John's personal assets (house, car, bank accounts) are at risk. ABC Bank can sue John for the balance and garnish his wages or seize personal property. This is why personal guarantees are serious legal obligations.
This is why many businesses adopt automated deadline tracking to ensure no critical dates are missed before they pass.
Sample Clause Language
Personal GuaranteeWatch Out For
Personal guarantees put your personal assets at risk
Do not give a personal guarantee unless you understand the full extent of the liability. Your personal assets - house, savings, car - can be seized to pay the debt.A guarantee may be continuing and indefinite
Unless the guarantee specifies an end date, it may continue indefinitely, even if the principal is replaced or the underlying obligation changes.Modification of the principal obligation may release the guarantor
In some cases, if the creditor modifies the principal obligation without the guarantor's consent, the guarantor may be released from liability. Always negotiate this risk.Guarantees require written agreements
Oral guarantees are usually not enforceable. Get guarantees in writing and understand exactly what you are guaranteeing.Don't let guarantee deadlines catch you off guard
Key dates tied to guarantees - renewal windows, expiry cutoffs, notice periods - can easily slip through the cracks when tracked manually. Missing them triggers automatic extensions, penalties, or lost rights. ExpiryEdge tracks every critical deadline and sends automated reminders before they're due - so nothing slips.
Instead of relying on spreadsheets or manual follow-ups, a centralized renewal reminder system ensures every deadline is visible, tracked, and actioned automatically.
How to Use This in Your Favor
Avoid giving personal guarantees if possible
If you must guarantee a business loan, try to limit it to a specific amount and duration. Negotiate for release of the guarantee if certain financial conditions are met.Understand the scope of your guarantee
Do you guarantee only the principal debt, or also interest, attorney's fees, and penalties? Understand the full extent of your liability.If you are a creditor, require written guarantees and specific terms
Make the guarantee explicit and define what it covers. Do not rely on oral assurances. Specify whether the guarantor must be pursued first or if you can go directly to the guarantor.Related Terms
Frequently Asked Questions
If I guarantee a loan and the creditor settles with the debtor for less, do I still owe the full amount?
It depends on your guarantee agreement. Some guarantees are released if the creditor modifies the underlying obligation. Others are not. Check your guarantee agreement.
Can I stop guaranteeing a debt if circumstances change?
Not unilaterally. If the guarantee is in effect, you are bound. You would need to negotiate a release with the creditor and debtor.