What are the types of promissory notes?

Asked by: Fernando Predovic  |  Last update: August 31, 2026
Score: 4.8/5 (55 votes)

Promissory notes vary by security (secured with collateral like a house vs. unsecured based on credit), repayment structure (installment, balloon, demand), and purpose, including simple notes for personal loans, master promissory notes (MPN) for student loans, and convertible notes for startups, all fundamentally promising to repay a debt under specific conditions.

What are three types of promissory notes?

There are three main types of promissory notes: secured, unsecured, and the aptly titled master promissory note (MPN). Here's a quick overview of each: Secured promissory notes: Secured promissory notes require collateral, such as a home or property, to secure a loan and ensure repayment.

What are examples of promissory notes?

Common example of a promissory note

The most common type of promissory note is for a simple lump sum to be repaid by a certain date.

Do banks accept promissory notes?

Banks will loan money against accounts receivable and promissory notes, but that sort of thing requires underwriting and a fairly standard loan process. You cannot simply walk into a bank with a notarized promissory note, hand it over the counter, and get cash money in return.

Is a promissory note legally binding?

Yes, a promissory note is a legally binding contract that creates a formal, enforceable promise for a borrower to repay a specific sum of money to a lender under agreed-upon terms, carrying legal weight similar to a loan contract. For it to be fully enforceable, it must be in writing, signed by the borrower, and contain essential details like the amount, interest, and repayment schedule, ensuring lenders have legal recourse if the borrower defaults. 

Promissory Notes Explained: What Borrowers Actually Sign (And Why It Matters)

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What voids a promissory note?

A promissory note becomes invalid if it lacks essential elements like signatures, clear terms (amount, dates, interest), or legal capacity of the parties, or if it contains fraud, illegal terms, or unauthorized changes, essentially failing as a clear, mutually agreed-upon contract for a loan. Key invalidating factors include missing signatures, unclear loan details, illegal clauses, or fraud, making it unenforceable in court.

Can you inherit a promissory note?

When the payee of a promissory note dies, the note typically becomes part of their estate. The right to receive payments transfers to the estate, and the executor or trustee manages the collection of those payments based on the terms of the will or trust.

What is the maximum amount limit for promissory note?

Validity Period: Promissory notes are valid for 3 years from the date of execution. No Maximum Limit: There is no cap on the amount that can be specified in the note. Witness Signature: A witness signature is not mandatory but is recommended for added security.

What are the risks of using a promissory note?

If you invest with a promissory note, there is a chance that the issuing company will not be able to make principal and interest payments. Risk and reward are intrinsically related, and there is no such thing as a low-risk, high-reward investment.

Is a promissory note legal without a notary?

Promissory notes don't have to be notarized in most cases. You can typically sign a legally binding promissory note that contains unconditional pledges to pay a certain sum of money. However, you can strengthen the legality of a valid promissory note by having it notarized.

What is better than a promissory note?

In contrast, a loan agreement is used for more formal situations and usually deals with large sums of money. They're the vehicle of choice for agreements such as mortgages and business loans and are longer and more detailed than promissory notes. As a consequence, they're also easier to enforce.

What are common promissory note mistakes?

Unclear clauses, missing signatures, unfair terms (e.g., excessive interest rates), or losing the original document can render a promissory note invalid and unenforceable. Be aware of these common mistakes.

Can I create my own promissory note?

Yes, you can make your own promissory note, and it's often best done using an online template or form, but for complex loans or to ensure legal enforceability, using an attorney is highly recommended to comply with state laws and protect your interests. Key details to include are the full names of borrower/lender, loan amount, interest rate, repayment schedule (lump sum, installments), due dates, and consequences for default, ensuring both parties sign for it to be legally binding.

What is another name for a promissory note?

In common speech, other terms, such as "loan", "loan agreement", and "loan contract" may be used interchangeably with "promissory note". The term "loan contract" is often used to describe a contract that is lengthy and detailed.

Do promissory notes expire?

The validity of a promissory note depends on state statutes of limitations, typically ranging from 3 to 15 years. What happens if the statute of limitations expires on a promissory note? The creditor loses the right to sue for repayment but can still request payment and attempt collections through non-legal means.

Do notes need to be notarized?

While notarization can enhance the legal standing of a promissory note, it is not an absolute requirement in many cases, as outlined by state law.

Do promissory notes hold up in court?

Legally Binding: Promissory notes are enforceable in court if properly drafted and signed. Essential Components: A valid promissory note includes loan details, repayment terms, interest rate (if applicable), and signatures.

What makes a promissory note illegal?

A promissory note becomes invalid if it lacks essential elements like signatures, clear terms (amount, dates, interest), or legal capacity of the parties, or if it contains fraud, illegal terms, or unauthorized changes, essentially failing as a clear, mutually agreed-upon contract for a loan. Key invalidating factors include missing signatures, unclear loan details, illegal clauses, or fraud, making it unenforceable in court.

What do banks do with promissory notes?

The lender will keep the original promissory note until the loan is paid off. There may be some circumstances, such as during a refinance, where the loan terms (and therefore, the promissory note terms) change and you will be issued a new document to sign.

Do you have to pay taxes on a promissory note?

The income generated by a Promissory Note, namely the interest collected on the borrowed amount, is taxable income for IRS purposes. The income is the interest earned by the lender on the Promissory Note for the tax year in question.

How many days is a promissory note valid for?

All Promissory Notes are valid only for a period of 3 years starting from the date of execution, after which they will be invalid. There is no maximum limit in terms of the amount which can be lent or borrowed. The issuer/lender of the funds is normally the one who will hold the Promissory Note.

How many signatures are required on a promissory note?

5. Signatures. A promissory note isn't valid without the signatures of all parties involved. In some cases, witnesses or notarization may also be required, depending on the loan amount and jurisdiction.