Unsecured Promissory Note Generator
Generate a professional unsecured promissory note customized for your state. AI-powered with optional attorney review, covering all 50 U.S. jurisdictions.
Unsecured Promissory Note Generator
AI-powered · Attorney review option · All 50 states
Signature Requirements
Electronic Signature Accepted
Unsecured promissory notes are valid with electronic signatures under the ESIGN Act. Only the borrower's signature is legally required, though both parties typically sign. Notarization is optional but can help prove authenticity if the note is later disputed.
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What Is a Unsecured Promissory Note?
An unsecured promissory note is a written financial instrument in which a borrower (the maker) unconditionally promises to repay a specified sum of money to a lender (the payee) without pledging any collateral to secure the debt obligation. The lender's sole recourse in the event of default is to pursue a collection action through the court system to obtain a money judgment against the borrower, making the lender's decision to extend credit entirely dependent on the borrower's creditworthiness, income, and reputation. Unsecured promissory notes are governed by UCC Article 3, which establishes the rules for negotiable instruments, including requirements for the instrument's form, transfer, and enforcement. These notes are the most common instrument for personal loans between individuals, family loans, small business lending, and any transaction where the parties prefer simplicity over the complexity of collateral arrangements.
Because unsecured promissory notes carry higher risk for the lender, they typically command higher interest rates than secured obligations to compensate for the absence of collateral protection. The interest rate must comply with the applicable state usury laws, which impose maximum rates that vary significantly by jurisdiction and loan type. For loans between family members or related parties, the IRS requires that the note charge at least the Applicable Federal Rate (AFR) to avoid imputed interest rules under IRC Section 7872. An unsecured promissory note can be structured as an installment note with regular periodic payments, a lump-sum note with a single payment at maturity, or a demand note that allows the lender to require full repayment at any time. Each structure carries different risk profiles and is suitable for different lending relationships. For more complex lending transactions, the parties may prefer a comprehensive promissory note with additional terms and protections.
The enforceability of an unsecured promissory note depends on meeting the requirements for a valid negotiable instrument under UCC Article 3. The note must be in writing, signed by the maker, contain an unconditional promise to pay a fixed or determinable amount of money, be payable on demand or at a definite time, and be payable to order or to bearer. If the note meets these requirements, it qualifies as a negotiable instrument that can be transferred to third parties who may acquire the rights of a holder in due course, which provides enhanced enforcement rights. The statute of limitations for enforcing a promissory note varies by state, typically ranging from three to ten years depending on whether the note is classified as a written contract. A lender should be aware that an expired statute of limitations may bar collection efforts even if the debt remains morally and financially valid.
When a borrower defaults on an unsecured promissory note, the lender's remedies are limited to filing a lawsuit to obtain a default judgment or contested judgment, and then enforcing that judgment through wage garnishment, bank account levies, or property liens. The lender has no right to seize specific assets without first going through the judicial process, which is why careful evaluation of the borrower's ability to repay is critical before extending unsecured credit. The note should include a clear acceleration clause that allows the lender to demand the full balance upon default, as well as provisions for the recovery of attorney fees and court costs incurred in collection efforts. For loans to businesses, the lender may require a personal guarantee from the business owners to provide an additional layer of protection beyond the business entity's obligation. A personal guarantee effectively converts the business's unsecured obligation into a personal obligation of the guarantor, which can be enforced alongside a service agreement or other related business documents.
Why You Need a Unsecured Promissory Note
You are lending money to a family member or friend and need a written document to establish the transaction as a bona fide loan rather than a gift, which preserves your ability to claim a bad debt deduction and avoids gift tax implications with the IRS.
You are extending a personal loan where the borrower does not have specific assets to pledge as collateral, and you want clear documentation of the repayment terms, interest rate, and your remedies in case of default.
Your business is lending money to another business or individual and needs a formal promissory note documenting the unsecured obligation for accounting, tax reporting, and legal enforcement purposes.
You received an informal promise to repay a loan and want to formalize the arrangement with a written note that creates a legally enforceable obligation with clear terms and remedies.
You are a small business owner who needs to document loans to or from the business for proper bookkeeping, tax compliance, and to maintain the legal distinction between the business entity and its owners. An LLC operating agreement may also govern how member loans to the business are treated.
Key Sections in a Unsecured Promissory Note
Promise to Pay
This section contains the maker's unconditional written promise to pay the specified principal amount to the payee. It identifies both parties by full legal name and address, states the exact dollar amount of the obligation, and establishes that the obligation is unsecured with no collateral pledged.
Interest Rate
The interest section specifies the annual interest rate, whether it is fixed or variable, and how interest is calculated. It must comply with applicable state usury laws. For family loans, the rate should meet or exceed the IRS Applicable Federal Rate to avoid imputed interest consequences under IRC Section 7872.
Repayment Schedule
This section defines whether the note is payable in installments, as a lump sum at maturity, or on demand. It specifies payment amounts, due dates, payment frequency, and any balloon payment at maturity. Late payment fees and grace periods before a late fee is assessed are also included.
Default and Acceleration
The default section defines specific events that constitute default, including missed payments, bankruptcy, and material misrepresentation. The acceleration clause allows the lender to declare the entire outstanding balance immediately due and payable upon default, rather than pursuing each missed payment individually.
Attorney Fees and Collection Costs
This provision specifies that the borrower will be responsible for reasonable attorney fees, court costs, and other collection expenses if the lender must pursue legal action to enforce the note. This provision encourages timely repayment and ensures the lender can recover enforcement costs.
Governing Law and Jurisdiction
This section identifies the state whose laws govern the note and the jurisdiction where disputes will be resolved. Proper selection of governing law is important because it determines the applicable usury limits, statute of limitations, and available remedies for the lender.
Unsecured Promissory Note Legal Requirements
UCC Article 3 establishes the requirements for a valid negotiable instrument: the note must be in writing, signed by the maker, contain an unconditional promise to pay a fixed amount, be payable on demand or at a definite time, and be payable to order or to bearer.
State usury laws impose maximum interest rates on promissory notes, and exceeding the applicable ceiling can result in voiding of the interest obligation, forfeiture of all interest, or statutory penalties including treble damages in some jurisdictions.
For loans between related parties, IRC Section 7872 and IRS guidelines require the note to charge at least the Applicable Federal Rate of interest to avoid imputed interest income to the lender and potential gift tax treatment of the below-market interest.
The statute of limitations for enforcing a promissory note varies by state, typically ranging from three to six years for oral agreements and six to ten years for written instruments, and the lender must file suit before the applicable deadline to preserve their enforcement rights.
Under the Statute of Frauds, promissory notes with repayment terms extending beyond one year must be evidenced by a written document signed by the maker to be enforceable, though most notes are written instruments regardless of term length.
Common Unsecured Promissory Note Mistakes to Avoid
Lending a significant amount of money on an unsecured basis without evaluating the borrower's creditworthiness, income stability, and ability to repay, leaving the lender with no practical means of recovery if the borrower defaults.
Failing to include an acceleration clause, which forces the lender to file a separate lawsuit for each missed payment rather than demanding the full outstanding balance upon the first default event.
Not documenting the loan with a written promissory note, particularly for family loans, which makes it nearly impossible to prove the terms of the loan in court and may cause the IRS to treat the transaction as a gift rather than a loan.
Charging an interest rate that exceeds the applicable state usury limit, which can result in forfeiture of all interest, voiding of the note, or statutory penalties depending on the jurisdiction.
Allowing the statute of limitations to expire before taking legal action to collect on a defaulted note, which permanently bars the lender from enforcing the obligation through the court system.
Frequently Asked Questions About Unsecured Promissory Notes
What is an unsecured promissory note?
Is an unsecured promissory note enforceable?
What happens if someone defaults on an unsecured note?
What is a demand promissory note?
Do unsecured notes charge higher interest?
Can you sue on an unsecured promissory note?
What is the statute of limitations on a promissory note?
Should a promissory note be notarized?
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Reviewed by licensed attorneys · Editorial policy · Last updated March 2026
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