Oklahoma Promissory Notes
Create a legally compliant Oklahoma promissory note that complies with state usury limits and includes all required provisions. Choose the note type that fits your lending situation, fill out the guided form, and download your professional PDF for $7.99.
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Secured Promissory Note
For loans backed by collateral such as a vehicle, property, or equipment. The lender can seize the collateral if the borrower defaults.
Complies with Oklahoma usury limits (max 10%). Includes collateral description and default remedies.
Create Secured Promissory NoteUnsecured Promissory Note
For loans based solely on the borrower's promise to pay, with no collateral pledged. Common for personal and family loans.
Oklahoma statute of limitations: 6 years. Max interest rate: 10%.
Create Unsecured Promissory NoteInstallment Promissory Note
For loans repaid in fixed periodic payments over a set term. Includes a detailed payment schedule with amounts and due dates.
Includes amortization-ready payment terms compliant with Oklahoma usury law (10% max rate).
Create Installment Promissory NoteDemand Promissory Note
Payable in full when the lender demands repayment. No fixed schedule or maturity date. Common for informal arrangements.
Payable on demand under Oklahoma law. Includes usury savings clause and default provisions.
Create Demand Promissory NoteOklahoma Usury Law and Note Requirements
Verified against official Oklahoma usury statutes and Oklahoma District Courts guidance. Last reviewed May 2026. How we verify our legal data.
Oklahoma usury law is governed by Oklahoma District Courts. The maximum allowable interest rate is 10% (10% maximum (6% absent a written agreement); licensed lenders may charge more under the Consumer Credit Code.). Penalties for exceeding the usury limit include: Forfeiture of all interest; twice the usurious interest paid may be recovered (Okla. Const. art. XIV, sec. 3). The statute of limitations for enforcing a promissory note in Oklahoma is 6 years. Notarization is not required but recommended. Our documents are designed to comply with Oklahoma law and include all required provisions.
Frequently Asked Questions
What is the maximum interest rate for a promissory note in Oklahoma?
Oklahoma caps the maximum interest rate at 10% (10% maximum (6% absent a written agreement); licensed lenders may charge more under the Consumer Credit Code.). Exceeding this limit may result in penalties: Forfeiture of all interest; twice the usurious interest paid may be recovered (Okla. Const. art. XIV, sec. 3). If no rate is specified, the default legal rate is 6%. Our documents include a usury savings clause for additional protection.
Does a promissory note need to be notarized in Oklahoma?
Notarization is not legally required in Oklahoma, but it is strongly recommended. A notarized note is easier to enforce in court and helps verify the identities of all parties. While not required, having 1 witness is recommended.
How much does a Oklahoma promissory note cost?
Each promissory note costs $7.99. Choose your note type, fill in your details through our guided form, and download your completed, Oklahoma-compliant PDF instantly. Re-download available for 5 days.
What are Oklahoma's usury laws for promissory notes?
Oklahoma sets a maximum interest rate of 10% per year under the state constitution (Okla. Const. art. XIV, Section 1), and 6% applies when no rate is specified in writing. Licensed lenders may charge more under the Oklahoma Consumer Credit Code. The usury penalty is forfeiture of all interest charged. For a negotiable promissory note, the Uniform Commercial Code gives lenders six years to sue to collect (12A O.S. 3-118).
Create Your Oklahoma Promissory Note
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