Maryland Tax Guide for Employers (2026)  - Netchex

Maryland Tax Guide for Employers (2026) 

Everything employers need to know about Maryland payroll tax obligations — updated March 2026.
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Overview

Maryland is unique in how it handles state and county taxes. The state and local (county) withholding amounts are combined and reported together as the Maryland State Tax. Every Maryland employer must withhold both state and county taxes, and the combined amount is remitted to the state. 

What Makes Maryland Unique: Maryland is unique in requiring both state income tax and county income tax withholding — every Maryland county (and Baltimore City) has its own income tax rate that must be withheld alongside the state tax.

State Income Tax (SIT)

Maryland uses a progressive state income tax with county taxes that are combined with the state amount. Employees complete Form MW507 to specify their filing status. The combined state and county calculation is reported as a single Maryland State Tax amount. Maryland also has a reciprocal agreement with Pennsylvania, and a special exemption for PA residents. 

Tax Structure Progressive (state + county combined)
State Withholding Form Form MW507
Filing Statuses S, M, MH
County Taxes Combined with state; reported as single amount
Reciprocity Pennsylvania residents may claim exemption

Supplemental Wages

Maryland supports the following supplemental calculation methods. Supplemental wages such as bonuses and commissions will be calculated using the applicable method. 

Current Aggregation Previous Aggregation None

Employer State Unemployment Tax (SUTA)

Your assigned SUTA rate will be based on your company’s experience with unemployment claims. New employers typically start at the default rate of 2.3%. 

Tax Type Employer-paid only
Default New Employer Rate 2.3%
Rate Assignment Experience-rated; assigned annually by the state

Maryland FAMLI (Time to Care Act)

Maryland requires contributions to Maryland FAMLI (Time to Care Act). Both employer and/or employee contributions may apply. Verify the current rates and requirements at https://www.marylandtaxes.gov/business/income/withholding/. 

Local Taxes

Every Maryland county and Baltimore City imposes a local income tax ranging from 2.25% to 3.2%. Maryland employers must withhold both state and county income tax.

How to Set Up Maryland Payroll Withholding

Follow these steps to begin withholding Maryland payroll taxes for your employees: 

  1. Obtain your Federal EIN at irs.gov
  2. Register with the Maryland Comptroller at interactive.marylandtaxes.gov
  3. Register for SUTA with the Maryland Department of Labor at dllr.state.md.us
  4. Submit a Netchex tax team request to enable Maryland SIT, county taxes, and SUTA
  5. Have each employee complete their tax forms with an automated onboarding task in Netchex, digitally storing tax forms
  6. Configure any additional tax settings in the employee profile

Once setup is complete in Netchex, the system will automatically calculate, withhold, and remit all Maryland payroll taxes on your behalf. 

Maryland Payroll Tax Filing Deadlines

The following are general filing and deposit deadlines for Maryland payroll taxes. Deadlines may vary based on your employer size and deposit frequency. Always verify current schedules at Comptroller of Maryland. 

Tax  Deposit Frequency  Typical Due Date 
SIT/County Withholding  Monthly or Quarterly  15th of following month (monthly) 
Annual Reconciliation (MW508)  Annual  January 31 
SUTA  Quarterly  April 30, July 31, Oct 31, Jan 31 

Note: Deadlines are subject to change. Always confirm current requirements directly with Comptroller of Maryland at https://www.marylandtaxes.gov/business/income/withholding/. 

Resources & Links

The following official resources will help you stay current on Maryland payroll tax requirements: 

Frequently Asked Questions: Maryland Payroll Taxes

Does Maryland have county income taxes? 

Yes. Every Maryland county and Baltimore City imposes a local income tax. Rates range from 2.25% to 3.2% depending on the county. 

What form do Maryland employees complete? 

Employees complete Maryland Form MW507, Employee’s Maryland Withholding Exemption Certificate. 

What is Maryland’s SUTA wage base? 

Maryland’s SUTA wage base is $8,500 per employee per year. Verify at dllr.state.md.us. 

What is Maryland’s state income tax rate? 

Maryland’s state income tax ranges from 2% to 5.75% depending on income level. 

Does Maryland have a Paid Family Leave program? 

Yes. Maryland’s Time to Care Act (FAMLI) requires contributions starting in 2025. Verify rates at mdpaid leave.com. 

Disclaimer: This content is provided for general informational purposes only and does not constitute legal, tax, or accounting advice. Netchex does not provide tax or legal guidance and makes no representations regarding the accuracy or applicability of this information. Laws and regulations may change. The information on this page reflects payroll tax guidelines as of March 2026.   For the most current requirements, please refer to the Resources & Links section above. 

Let Netchex Handle the Complexity

Staying compliant with payroll taxes doesn’t have to be stressful. Netchex automatically calculates, withholds, and files your payroll taxes so you can focus on what matters most — your people.

Why Netchex

Choosing a partner who simplifies payroll and integrates with your HR, benefits, and time tracking systems changes everything. 

Netchex stands out with:

Integrated Payroll + HR + Time & Attendance in one platform 

Built-in compliance and tax automation (no surprises or lagging updates)

Transparent pricing — no hidden fees, ever 

5-star support from real, U.S.-based payroll experts 

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