Oklahoma Demand Promissory Note Overview
A demand promissory note in Oklahoma is a flexible loan agreement where the lender can request full repayment at any time. There is no fixed maturity date — the loan remains outstanding until the lender makes a formal demand. The maximum interest rate in Oklahoma is 6% (default).
6% default; 10% max for written contracts; 45% for licensed small lenders. Demand notes are commonly used in Oklahoma for family loans, loans between friends, shareholder loans, and informal business financing where both parties want flexibility.
Regarding demand notice in Oklahoma: No specific period; reasonable demand required. The statute of limitations for collecting on a promissory note in Oklahoma is 3 years (oral), 5 years (written), though the start date for demand notes can vary.
6% (default)
Usury rate cap
On Demand
No fixed maturity
3 years
Statute of limitations
30 Days
Recommended notice
Oklahoma Legal Requirements
Oklahoma has specific requirements for demand promissory notes:
Important: Oklahoma Usury & Demand Rules
Oklahoma's maximum interest rate is 6% (default). No specific period; reasonable demand required. Specify a clear notice period in your note to avoid disputes.
- Written Agreement: Must be in writing and signed by the borrower
- Demand Clause: Clearly state the note is “payable on demand”
- Notice Period: Specify days borrower has to pay after written demand (30-90 days recommended)
- Compliant Interest Rate: Must not exceed Oklahoma's 6% (default) usury cap
- Delivery Method: Specify how demand must be delivered (certified mail recommended)
- Governing Law: Specify Oklahoma as the governing jurisdiction
Making a Demand in Oklahoma
When the lender is ready to call in the loan, they must follow proper demand procedures:
Prepare the Demand Letter
State the total amount owed (principal + accrued interest), reference the original note, and specify the deadline for payment
Send via Certified Mail
Send the demand letter by certified mail with return receipt to prove delivery under Oklahoma law
Wait the Notice Period
Allow the borrower the full notice period specified in the note (or a reasonable time if not specified) to arrange payment
Pursue Collection if Unpaid
Demand letter, suit in small claims or district court
Collection Procedures in Oklahoma
If the borrower fails to pay after a proper demand, the lender can pursue legal remedies in Oklahoma.
| Aspect | Oklahoma Rule |
|---|---|
| Usury Rate | 6% (default) |
| Demand Notice | No specific period; reasonable demand required |
| Statute of Limitations | 3 years (oral), 5 years (written) |
| Collection Procedure | Demand letter, suit in small claims or district court |
Sample Oklahoma Demand Promissory Note
Below is a preview of our Oklahoma-specific demand promissory note template.
STATE OF OKLAHOMA
DEMAND PROMISSORY NOTE
Payable on Demand — No Fixed Maturity
FOR VALUE RECEIVED, the undersigned promises to pay ON DEMAND to the order of Lender the sum of $[Amount]
LENDER:
Name: [Lender Name]
Address: [Oklahoma Address]
BORROWER:
Name: [Borrower Name]
Address: [Oklahoma Address]
TERMS
Interest: [Rate]% per annum (max 6% (default) in OK)
Payable within 30 days of written demand by Lender
Oklahoma Demand Promissory Note FAQ
Answers to common questions about demand promissory notes in Oklahoma.
Official Oklahoma Resources
Official resources for Oklahoma lending laws and court procedures.
Other Oklahoma Promissory Note Types
Need a different type of promissory note for Oklahoma?
Create your Oklahoma Demand Promissory Note in under 5 minutes.
Answer a few questions and download a Oklahoma-compliant document, ready for the state agency.