Comptroller of Maryland Contact Information
Contact the Comptroller of Maryland for sales tax registration, filing questions, and compliance assistance.
Main Contact Information
| Phone | (410) 260-7980 |
| Website | marylandtaxes.gov |
| Online Portal | interactive.marylandtaxes.gov |
| Hours | Monday-Friday, 8:00 AM – 5:00 PM local time |
Main Office Address
Comptroller of Maryland
110 Carroll Street, Annapolis, MD 21411
Online Resources
The Comptroller of Maryland online portal at interactive.marylandtaxes.gov allows you to:
- Register for a sales tax account
- File sales and use tax returns
- Make tax payments
- View account history
- Update business information
Response Time Expectations
| Phone inquiries | Immediate (hold times vary) |
| Online registration | Immediate to 10 business days |
| Written correspondence | 2-4 weeks |
Related Maryland Guides
Sales Tax Permit
Step-by-step registration guide.
Rates and Fees
Current Maryland tax rates.
Interested in professional support? Learn about our filing assistance service for help with your Maryland sales tax application.
Disclaimer: This guide is for informational purposes only. For official information, visit marylandtaxes.gov.