If you don’t already have an EIN (Employer Identification Number), also called FEIN, you can easily apply for an EIN with the IRS online. There is no cost to apply for an EIN.

The EIN is a unique nine-digit number assigned by the IRS to identify your business. To read more about applying for EIN’s, read our help article, “Your Step-by-step Guide on How to Apply for EIN.”

Although it is not required, we suggest you register online for the EFTPS.

The Electronic Federal Tax Payment System (EFTPS) is an easy way to pay your federal taxes online or view any tax filings made on your behalf by Patriot. To find out more about EFTPS, please read our article, “What Is EFTPS?”

You will need to register your business with the Oklahoma Tax Commission using Oklahoma’s Taxpayer Access Point (okTAP).

You will be able to use this system to pay your state income taxes (SIT) as well as other tax liabilities.

You can register for a state unemployment insurance (SUI) account online with the EZ Tax Express. You will need to fill out the information under the “Employer Status Report.” Alternatively, you can fill out the paper form OES-1 and return it by mail.

Employers in Oklahoma will receive a new State Unemployment Tax Assessment (SUTA) rate every year.

Oklahoma’s new employer SUTA rate for 2026 is 1.5%. You will need to know this when you are setting up your payroll tax settings.

To learn more about SUTA please read our article, “What Is SUTA Tax?”

You must have workers’ comp insurance if you have at least 1 employee in Oklahoma. You can sign up for workers’ comp insurance through a private provider or state-operated fund. Learn more about workers’ comp requirements in Oklahoma here.

Patriot’s online payroll offers free pay as you go (PAYG) workers’ comp integration with our partner, ERGO NEXT Insurance. You can get a free quote with ERGO NEXT here.

Fill out the required Form I-9 for employee verification for working in the USA.

This is a two-part form. The first section is filled out by the employee, and the second part is to be filled out by the employer.

You must retain each employee’s completed Form I-9 as long as the individual works for you. For more information, please read, “Form I-9 In a Nutshell.”

Employees need to fill out the federal Form W-4, Employee’s Withholding Certificate for federal income taxes.

For more information, read our help article, “What Is a W-4 Form, and What Is it Used for?”

Employees use Form OK-W-4, Employee’s Withholding Allowance Certificate, for Oklahoma state income taxes.

Employers need to report new hires online within 20 days of hire or rehire to the OK Department of Human Services via the OK Employer New Hire Reporting System.

For more information, please read our article, “What Is New Hire Reporting?”

Oklahoma follows the federal minimum wage of $7.25 per hour.

By law, you are required to post the minimum wage poster for your employees.

Get annual posters and all federal, state, county, and city labor law updates with Patriot’s labor law poster store, powered by PosterElite!