Oklahoma · Corporation
How to Start a Corporation in Oklahoma
Oklahoma bills by how much stock you authorize. Keep the number sensible and the fee stays at the floor.
See the stepsShort answer
To start a corporation in Oklahoma, file a Certificate of Incorporation with the Secretary of State. At checkout that is $55 for Oklahoma plus $123.75 for our formation, $178.75 before card processing. The fee is one-tenth of one percent of authorized capital, with a $50 minimum. Oklahoma has eliminated its franchise tax, so no yearly franchise bill follows. In-person same-day filing adds $25.
Last checked .How do I incorporate in Oklahoma, step by step?
Oklahoma prices the certificate of incorporation by authorized capital. The fee is one-tenth of one percent, with a $50 minimum. No-par stock is valued at $50 per share for the fee only, so a large no-par authorization can mean a large bill. Decide your authorized capital before you file, because that number sets the fee.
Choose and check the name
Your name must be distinguishable on the Secretary of State's records. Check availability online at sos.ok.gov, by phone, or in person. See the Oklahoma name search guide.
Name a registered agent
Every corporation needs one in the state (the rule). Ours is $74.25 a year.
File certificate of incorporation
File the Certificate of Incorporation (domestic business corporation) with Oklahoma. The fee at our checkout is $55. Details are below.
Adopt bylaws
Bylaws are the board's rules: how directors are elected, how meetings run and how officers are chosen. Every corporation we form includes them.
Name directors, officers and issue shares
An Oklahoma board has 1 or more members, each a natural person. 5 Hold an organizational meeting, record it in minutes, and issue stock to the owners.
Get an EIN
The EIN is the corporation's federal tax ID. The IRS issues it free at irs.gov.
Register for state taxes
Register with Oklahoma Tax Commission: business registration application for sales tax permit and withholding account. 8
File the annual report
Put the first deadline on your calendar before you file anything else. See the Oklahoma annual report page and the filings below.
How much does it cost to incorporate in Oklahoma?
| Item | Cost | When |
|---|---|---|
| State fees (what our checkout charges) | $55 | At filing |
| Our formation, bylaws included | $123.75 | At filing |
| Total for the filing | $178.75 | Before card processing |
| With our registered agent for a year (Formation + Registered Agent) | $233.20 | At filing |
| With the Day-One Bundle | $277 | At filing |
| Registered agent after the first year | $74.25 a year | Optional |
Card processing is added at checkout and shown before you pay. State fees: the state's published fee for the Certificate of Incorporation (domestic business corporation) is $50; our checkout charges $55 on the state side, and the state's fee schedule does not itemize the other $5. You see it before you pay.
Oklahoma at a glance
| Question | Oklahoma |
|---|---|
| Formation filing and state fee | Certificate of Incorporation (domestic business corporation), $50 1 |
| Expedited filing | same-day in person (added per document) $25 2 |
| Name rule | Must contain one of: association, company, corporation, club, foundation, fund, incorporated, institute, society, union, syndicate, limited, or co., corp., inc., ltd. 3 |
| Registered agent | Registered agent and registered office with a street address in Oklahoma 4 |
| Directors and officers | At least 1 director 5 |
| Franchise or minimum tax | None 6 |
| Corporate income tax | 4% flat 7 |
Do I need a registered agent in Oklahoma?
Every Oklahoma corporation must maintain a registered office and a registered agent in the state. 4 You can be your own agent if you have a street address in the state and are there in business hours, but the address goes on the public record. Ours, through our partner Registered Agents Inc, is $74.25 a year, or $178.20 with the formation. Oklahoma registered agent rules.
What goes in the Oklahoma certificate of incorporation?
File a Certificate of Incorporation with the Secretary of State, by mail, in person or online at sos.ok.gov. In person, same-day filing adds $25 per document.
Oklahoma adds $25 per document for same-day filing delivered in person. 2
Which annual reports and franchise taxes will a Oklahoma corporation owe?
Oklahoma has eliminated its franchise tax, so there is no yearly franchise bill. Every corporation must keep a registered agent and registered office. Income and payroll registrations run through the Oklahoma Tax Commission.
- Oklahoma's corporate income tax rate is a flat 4% of taxable income, per the Tax Commission's 2026 estimated-tax form. 7
How do I start an S corp in Oklahoma?
A corporation is a C corporation unless it elects otherwise. An S corp is a tax election, not another kind of entity. The order is plain: form the corporation, get the EIN, then file IRS Form 2553 within 2 months and 15 days after start of the tax year the election takes effect (or any time in the prior tax year) 10. Oklahoma recognizes federal S corporations and has them file Form 512-S instead of the standard corporation return. 9
We file Form 2553 for $165. Run your own numbers in the calculator or read Oklahoma: S corp or C corp.
Should I form a corporation or an LLC in Oklahoma?
Shares, a board and officers. The usual choice when you plan to raise money from investors or issue stock options.
Fewer formalities and flexible ownership. Often the simpler choice for one owner or a small team.
Compare the two: How to start an LLC in Oklahoma.
Raising venture money? Investors usually ask for a Delaware C corporation, which you then register in Oklahoma as a foreign corporation. See how to start a corporation in Delaware.
What do I do after filing in Oklahoma?
- Adopt the bylaws and hold the first board meeting; write minutes.
- Issue stock to the owners and keep a stock ledger.
- Get the EIN, open a business bank account and keep money separate.
Form your Oklahoma corporation
We file it for $123.75 plus the state fee ($55), with bylaws included. Add the registered agent for $178.20 in all, or take the Day-One Bundle at $222.
Common questions
How much does it cost to incorporate in Oklahoma?
One-tenth of one percent of authorized capital, with a $50 minimum. If authorized capital is $50,000 or less the fee is $50. If it is greater, the fee is $1.00 per $1,000.
How is the Oklahoma incorporation fee calculated for no-par stock?
No-par stock is valued at $50 per share for the filing fee only. Multiply shares by that value, or by par value for par stock, to get authorized capital, then take one-tenth of one percent.
Does Oklahoma have a franchise tax for corporations?
No longer. The Oklahoma Tax Commission says it has been eliminated, and tax year 2023 was the last year returns were required.
Can I get same-day filing in Oklahoma?
Yes, in person, for $25 per document. Mail and online filings do not carry that charge.
Sources 10 links, checked Nov 7, 2026
- Oklahoma's certificate of incorporation fee is one-tenth of one percent of authorized capital with a $50 minimum, and $1.00 per $1,000 if authorized capital is greater than $50,000. sos.ok.gov, checked Nov 7, 2026
- Oklahoma adds $25 per document for same-day filing delivered in person. sos.ok.gov, checked Nov 7, 2026
- An Oklahoma corporate name must contain a word such as company, corporation, incorporated or limited, or an abbreviation like co., corp., inc. or ltd. sos.ok.gov, checked Nov 7, 2026
- Every Oklahoma corporation must maintain a registered office and a registered agent in the state. sos.ok.gov, checked Nov 7, 2026
- An Oklahoma board has 1 or more members, each a natural person. oklegislature.gov, checked Nov 7, 2026
- Oklahoma has eliminated its franchise tax; tax year 2023 was the last year franchise tax returns were required. oklahoma.gov, checked Nov 7, 2026
- Oklahoma's corporate income tax rate is a flat 4% of taxable income, per the Tax Commission's 2026 estimated-tax form. oklahoma.gov, checked Nov 6, 2026
- A new Oklahoma business completes the Oklahoma Tax Commission business registration application for the tax permits and accounts it needs. oklahoma.gov, checked Nov 7, 2026
- Oklahoma recognizes federal S corporations and has them file Form 512-S instead of the standard corporation return. oklahoma.gov, checked Nov 6, 2026
- IRS: Form 2553 instructions irs.gov, checked Nov 6, 2026
Last verified Nov 7, 2026.
This page explains the rules; it is not legal or tax advice.