Maryland State Department of Assessments and Taxation (SDAT)

Mar 25, 2026

Access the Maryland State Department of Assessments and Taxation (SDAT) here.

The Maryland State Department of Assessments and Taxation (SDAT) is a state agency responsible for assessing and valuing properties for tax purposes in Maryland. They also maintain business entity records and oversee the collection of certain state taxes.

Agency Accounts

Maryland State Department of Assessments and Taxation (SDAT) Account

Access your online account via Maryland Business Express.

The Maryland State Department of Assessments and Taxation (SDAT) Account allows you to set up and manage the following information:

  • State Department of Assessments and Taxation (SDAT) ID
  • Registration Date : Date that your business was registered with the Maryland State Department of Assessments and Taxation (SDAT).

Find out more on how to stay compliant with the Maryland State Department of Assessments and Taxation (SDAT):

Zero payroll penalties, zero distractions.

More from the blog

Learn how to keep your business compliant in all 50 states across payroll, HR, Secretary of State, and tax.

How To Recover State Agency Account Access

Maintaining access to state agency accounts is essential for operational agility. Keeping these accounts in check is important, especially for businesses that experience ownership or team structure shifts. These accounts are keys to a well-oiled machine, as they’re essential for keeping your business running smoothly across various states. At Mosey, we understand the intricacies of compliance and account management like the back of our hands. Our business compliance platform gives your business the tools and insights needed to understand multi-state operations.

Alex Kehayias | Feb 26, 2024

FUTA Credit Reduction: What Is It and Credit Reduction States

Businesses of all sizes face countless tax concerns, with the Federal Unemployment Tax Act (FUTA) being one such consideration. Employers must contribute to FUTA to alleviate the state’s financial burdens regarding reemployment assistance. One aspect of FUTA that can affect your business is the FUTA credit reduction, which comes into play when a state has unpaid federal loans. This can result in higher FUTA taxes for employers in those states.

Alex Kehayias | Nov 12, 2024

Washington Initial Report LLC: What Is It, How To File, and Fees Explained

Starting a business involves many moving parts, and if you’ve formed an LLC in Washington, one of those parts is filing an Initial Report. It might not be the most exciting step, but it’s a very important one. This report informs the state of who is responsible for running your business, where your company is based, and who will handle legal communications. Let’s review the Washington Initial Report, how to file it, and the fees involved. We’ll also share how Mosey can be your right-hand in business compliance.

Kaitlin Edwards | Oct 26, 2024

Ready to get started?

Schedule a free consultation to see how Mosey transforms business compliance.