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Maryland State Tax Information

Looking for Maryland state tax information? We provide the latest resources on state tax, unemployment, income tax and more.

Maryland Comptroller

Maryland Department of Labor, Licensing, and Regulation


Withholding Requirements:

Request withholding identification number by filing Form COT/ST 705 (Combined Registration Application).

Employee's Maryland Withholding Exemption Certificate- Form MW 507

Withholding Method = formula
Supplemental Rate = 3.2% to 8.95% (county rate)

Local Taxes:

For a complete list of county taxes please click here

State Unemployment Insurance (SUI):

Benefit ratio formula

Wage Base is $8,500 for 2019
Using Table A rates range from 0.3% to 7.5% for 2019
New employers use 2.60% for 2019
Construction employers headquartered in another state use 4.8% in 2019

State Disability Insurance (SDI):


State labor laws:

Minimum Wage - Effective July 1, 2019 hourly minimum wage is $10.10

Termination Pay - Fired/Quit - next regular payday.

New Hire Reporting:

Employers must report hiring, rehiring, and return
to work within 20 days on Form W-4 (or equivalent) to:
Maryland New Hire Registry
P.O. Box 1316
Baltimore, MD 21203-1316
Phone: 888-657-3534
Fax: 410-281-6004

To report online click here

Remit Withholding for Child Support to:

Maryland Child Support Account

PO Box 17396
Baltimore, MD 21297-1396

To report online click here

Reciprocal States:

Pennsylvania, Virginia, Washington DC, West Virginia


For paycheck calculation visit the Maryland Paycheck Calculator of PaycheckCity. is a free online resource featuring a compilation of research, collaboration and web tools for use by payroll professionals and more including information about Maryland state tax, articles, federal tax information and state tax information.

TAX TIDBIT... To correctly calculate withholding near wage base limits, enter your Gross Salary Year-to-date. It's important for an accurate calculation and is usually found on your last pay stub.