Contact Information

For assistance with the Maryland estate tax, please call the Maryland Comptroller's Office at 410-260-7850 from Central Maryland or 1-800 MD TAXES from elsewhere, Monday - Friday, 8:30 a.m. - 4:30 p.m. EDT. For Maryland fiduciary tax, please call 410-260-7980 or 1-800 MD TAXES.

You can also e-mail your estate tax and fiduciary tax questions to us at

Hearing Impaired

Hearing impaired individuals may call the Maryland Relay Service at 711.


You can e-mail your tax questions to us at  Please include your name, address and the last four digits of your Social Security number, or for business tax questions the Maryland Central Registration number (CR) or Federal Identification number (FEIN) in your e-mail message. This will help us generate a quick response to your inquiry.  From February 1 - April 15, we experience extremely high email volumes.  You can expect a response within 2-3 business days.

E-mail your request for tax forms to

Telephone Assistance

Assistance with Tax Questions

Call 1-800-MD TAXES or 410-260-7980 from Central Maryland. Telephone assistance is available 8:30 a.m. - 4:30 p.m., Monday through Friday. Phone agents are available to assist you with tax questions, business and personal account information.

Refund Status

If you're calling about your Refund Status, you may use our automated line at 410-260-7701 or 1-800-218-8160. Note that refund status is updated once daily at approximately 10:30 a.m.

Mailing Address

Please include your name, address, the last four digits of your Social Security number, CR or FEIN number and a daytime phone number in any correspondence that you send to us.

Mail your correspondence to:

Comptroller of Maryland
Revenue Administration Center
Taxpayer Service Division
110 Carroll Street
Annapolis, MD 21411-0001

Note: After you send your original correspondence, please do not submit any W-2s, 1099 forms or any other documentation to us unless we specifically request you to do so.

Comptroller of Maryland's Ombudsman's Office

Building upon the agency's commitment to stellar customer service, the agency has created a new unit dedicated to providing taxpayers with a high-level contact for tax issues that haven't been resolved adequately. The Ombudsman's Office, led by Dana Frank Buker, is dedicated to helping taxpayers navigate government channels and come to a swift resolution of their problems.


If you have a problem with the Comptroller's Office that you are unable to resolve through routine channels, the Comptroller's ombudsman may be able to help.

The ombudsman can:

  • Respond to your inquiries about unresolved tax matters including mistakes made, undue delays, poor or misleading information or staff behavior;
  • Ensure that the appropriate staff person reviews your complaints;
  • Provide you with a written response about the Department's decision, if needed;
  • Inform you of what action, if any, you should take to resolve the issue, and
  • Assist you in understanding your rights and responsibilities under the Maryland Tax Statute.

The ombudsman cannot:

  • Review complaints relating to tax policy or legislation
  • Review matter that are before the courts
  • Automatically stop legal action being taken by the Comptroller's Office to collect a liability
  • Review complaints that other statutory bodies would deal with

Contact Information

Comptroller's Ombudsman: Dana Frank Buker
Telephone number: 410-260-4020
Address: 80 Calvert Street, PO Box 466, Annapolis, MD 21404-0466

Contact the Comptroller of Maryland

Brooke Lierman, Comptroller

The Comptroller's email account was changed on July 31, 2013.  Please update your contacts.

E-mail Contact:

Mailing Address:
Comptroller of Maryland
80 Calvert Street
P.O. Box 466
Annapolis, MD 21404-0466

Contact Us by Email

Email Security Warning!

When sending an email to the Comptroller of Maryland, do not include information such as your full social security number (use only the last 4 digits), bank account numbers, routing numbers, or any other sensitive information.

If you wish to send sensitive information, email a description of the issue (without the sensitive data), and let us know you have confidential information to send. We will reply back via an encrypted email account, which will have "#secure#" in the email subject. In reply to the secured email, you may then provide the additional detail, including the sensitive information.

General Information
A service which provides assistance and general information regarding Maryland tax returns, notices and other agency matters.
Comptroller Brooke Lierman
Have a question or comment for State Comptroller Brooke Lierman?
Comptroller Executive Staff
Need to contact Comptroller Lierman’s team?
Alcohol Tax
For manufacturers, transporters, and wholesale distributors of alcoholic beverages into, within and out of Maryland.
Bureau of Revenue Estimates
Provides staff support to the Board of Revenue Estimates, which is responsible for estimating state revenues. Maintains detailed data and forecasts on state revenues and the state economy.
Tax Investigation Unit
To report suspected tax fraud/non-compliance concerning individual taxes.
Central Payroll Bureau
Responsible for issuing paychecks to all state employees, except those in the Mass Transit Administration. Handles deductions, payroll taxes, W-2 forms, and other payroll reports for state government.
Compliance Division
The division's primary functions are auditing and collecting various business and personal income taxes. Operating sections include Administration, Auditing, Collections, and Hearings and Appeals.
Electronic Filing Program
For online filers, tax preparers, and software developers with questions or comments about Maryland's electronic filing program for personal and corporate income tax returns.
Estate Tax
For help or questions with filing of form MET1 and other Maryland Estate tax forms
Let us know how the Comptroller's Office can better meet your needs through the services we offer and how we can make this site more useful to you.
General Accounting Division
Maintains the state's accounting records and accounts for all state funds received and disbursed. Countersigns and distributes all State Treasury checks.
Motor Fuel Tax
For motor fuel dealers and diesel fuel sellers and users, commercial motor carriers, and International Fuel Tax Agreement (IFTA) members.
Sales and Use Tax
For business and individual taxpayers with questions about the state sales and use tax.
Corporate Information Reporting
For business taxpayers with questions about corporate information reporting.
State License Bureau
Responsible for enforcing local revenue laws which require business licenses.
Tax Information for Tax Professionals
For tax professionals with questions about income tax law and client accounts.
Tax Forms
For requesting tax forms and instructions.
Tobacco Tax
For manufacturers, transporters, and wholesale distributors of tobacco products into, within and out of Maryland.
Unclaimed Property
Financial assets, such as bank accounts, insurance benefits and wages that remain unclaimed for three years must be reported to the Maryland State Comptroller's Office. The comptroller serves as custodian of these unclaimed funds and maintains a database to help locate the legal owners.

If you are unsure of the appropriate e-mail address to use, please e-mail the General Information account.

Contact Us by Phone

For any tax type not covered below, please call us at 410-260-7980, or 1-800-638-2937 outside of Central Maryland.

Topic Phone Number Toll-Free Number
Bulk Sales (on sale of business) 410-767-1941 from the Baltimore area 1-800-492-1751 from elsewhere in Maryland
Business Licenses 410-260-6240 from Central Maryland 1-866-239-9359 from elsewhere in Maryland
Estate Tax 410-260-7850 from Central Maryland 1-800-MD TAXES(1-800-638-2937)  from elsewhere
Income Tax Refund Status 410-260-7701 from Central Maryland 1-800-218-8160 from elsewhere in Maryland
Motor Fuel Tax 410-260-7215 from Central Maryland 1-888-784-0142 from elsewhere in Maryland
Tax Clearance Certificate 410-260-7813 from Central Maryland  
Tax Fraud/Non-Compliance-Individual Taxes 410-767-1322  
Tax Practitioner Hotline (for Tax Professionals) 410-260-7424  
Unclaimed Property 410-767-1700 from the Baltimore area 1-800-782-7383 from elsewhere

Maryland Relay is a public service provided by the Maryland Department of Budget and Management/Telecommunications Access of Maryland, which enables standard telephone users to communicate with deaf, hard - of - hearing, deaf/blind or speech - disabled people who use a TTY. For more information you can visit their web site, or call the following numbers.

Access Numbers

  1. 7-1-1 (in Maryland)
  2. 1-800-735-2258 (Anywhere)
  3. 410-260-7157 or 410-767-1967 (Baltimore Metro TTY)
  4. 301-949-6032 (Wheaton TTY)
  5. 1-888-VCO-WORD =1-888-826-9673 (for VCO)
  6. 1-877-735-5151 (for ASCII)
  7. 1-800-785-5630 (MD Speech-to-Speech Relay)
  8. 1-900-386-3323 (900 call via MD Relay)