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Maine Employer Registration

A step-by-step guide to registering as a new employer in Maine, including how to set up your federal and state tax accounts, handle required insurance, onboard new employees, and stay compliant with labor laws.

Congratulations on your decision to become a new employer in Maine! You will need a few things in place before you run your first payroll. For Maine employer registration help, check out our partner, CorpNet.


Federal and Maine State Tax Accounts

Federal Tax Accounts

Apply for an EIN

Before running payroll in Maine, you must set up the required federal and state tax accounts.

Your business will need an Employer Identification Number (EIN, also called a FEIN) if you do not already have one.

Enroll in EFTPS

Although it is not required, we recommend you enroll in the Electronic Federal Tax Payment System (EFTPS) — the IRS’s free online service for paying federal taxes electronically.


Maine State Tax Accounts

Register as a New Employer in Maine

Maine new employers must register with the Maine Employer Registration Internet System to obtain both of the following state accounts:

  • State Unemployment Insurance (SUI) account number

  • State Income Tax (SIT) withholding account number

Register online at the Maine Employer Registration Internet System. You will receive both account numbers by mail after completing registration.

Sign Up for the Maine Tax Portal (Recommended)

The Maine Tax Portal allows you to file and pay your Maine state taxes online. If it is your first time, you will be guided through a registration process when you log in.

Get Your Maine SUTA Rate

Before running payroll in Patriot, you need to enter your Maine State Unemployment Tax Assessment (SUTA) rate.

The Maine new employer SUTA rate for 2026 is a combined rate of 2.54%, made up of three components:

  • Base SUTA rate: 2.23%

  • Competitive Skills Scholarship Fund (CSSF): 0.14% — a state fund that provides training grants to Maine workers and employers

  • Unemployment Program Administrative Fund (UPAF): 0.17% — a state fund that covers unemployment program administration costs

⚠️ Enter only the base SUTA rate (2.23%) in Patriot Software. The CSSF and UPAF components are calculated automatically by Patriot and should not be included in your SUTA rate entry.

For more information, visit the Maine Department of Labor. To learn more about SUTA, read our article: “What Is SUTA Tax?”


State-mandated Requirements

Maine has several employer requirements beyond federal law. Complete all of the following as soon as you hire your new employee.

Sign up for Workers’ Comp Insurance

Maine requires all employers with at least one employee to carry workers’ compensation insurance.

Enroll in Maine’s Retirement Savings Program or Offer a Qualifying Plan

Maine requires employers with 5 or more employees who have been in business for at least 2 years to either enroll in Maine’s state-mandated retirement savings program or offer employees a qualifying retirement plan alternative.


Setting Up Your New Employee

Complete Form I-9 (Employment Eligibility Verification)

Federal law requires all employers to verify each new employee’s identity and authorization to work in the United States using Form I-9.

Form I-9 is completed in two parts:

  1. Employee completes Part 1 on or before their first day of work.

  2. Employer completes Part 2 within three business days of the employee’s first day by reviewing the employee’s identity and work authorization documents.

You must retain each employee’s completed Form I-9 for as long as the individual works for you. For more information, read:

Have Employee Fill Out Federal Form W-4

Have your new employee fill out Form W-4, Employee’s Withholding Certificate, to determine the correct amount of federal income tax to withhold from their paychecks.

Have the Employee Complete Maine State Form W-4ME

Have your new employee fill out Form W-4ME, Maine Employee’s Withholding Allowance Certificate — the Maine-specific withholding form used to determine the correct amount of Maine state income tax (SIT) to withhold from their paychecks.

Report the New Hire to the State

Maine employers must report all new hires and rehires to the Maine Division of Support Enforcement and Recovery within 7 days from the date of hire or rehire.

Meet Minimum Wage Requirements

Maine employers must pay at least the Maine state minimum wage of $15.10 per hour in 2026, or the applicable federal minimum wage, whichever is higher.

You are also required to display the Maine minimum wage poster in a location where employees can read it.

Obtain and Display Required Labor Law Posters

Maine employers must display all required federal and state labor law posters in a location where employees can read them.

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


Record-Keeping Requirements

Maine employers are required to keep employee payroll records for at least three years. For more information, read our help article: “What Employers Should Know About Employee Payroll Records”
Once you have all the necessary information in place, you will be able to set up payroll for your business in Patriot. Let us know if you have any questions — we are here to help!

This is not an all-inclusive list. Employers should contact their state and local government for a full list of compliances.

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