Maine Employer Tax Information
To sign up for Square’s online payroll services in Maine, you must be registered with Maine Revenue Services and the Maine Department of Labor so we can pay and file your state taxes.
Agency | Required Tax Information | Format |
Maine Revenue Services | Maine Withholding Account Number | 0000-0000 (8 digits) |
Maine Department of Labor | Maine UI Account Number | 0000000000 (10 digits) |
Maine Unemployment Contribution Rate | X.X% |
Maine Tax Account Numbers
Maine Withholding Account Number
If you are a new business, register online as a new business through Maine Revenue Services. Once you have registered, the state will provide you with an 8 digit withholding account number.
If you already have a Maine Withholding Account Number, you can look this up online or on any previously filed Quarterly Withholding Tax Return (941ME). If you’re unsure, contact the agency at 207-626-8475 or [email protected].
Maine Unemployment Insurance Account Number
If you are a new business, register online to retrieve your UI Account Number.
If you already have a Maine UI Account Number, you can find this on the Notice of Contribution Rate mained by the Maine Department of Labor each year.
If you’re unsure, contact the Maine Department of Labor at 207- 623-7900 or by visiting https://www.maine.gov/labor/.
Maine Unemployment Contribution Rate
You can find your rate on the Notice of Contribution Rate mailed by the Maine Department of Labor each year.
If you’re unsure, contact the Maine Department of Labor at 207- 623-7900 or by visiting https://www.maine.gov/labor/.
Maine Payroll Tax Details
Square Payroll processes the following per the frequency below to the listed state agencies:
Agency | Filing | Frequency |
Maine Revenue Services | Withholding Tax Payment | After Every Pay Run |
Quarterly Withholding Tax Return (941ME) | Quarterly | |
Wage and Tax Statement (W-2) | Annually | |
Reconciliation of Income Tax Withheld (W-3 ME) | Annually | |
Maine Department of Labor | Quarterly Return of Unemployment Contributions (ME UC-1) | Quarterly |
Maine Department of Health and Human Services | New Hire Report | As Needed |