How to Start a Business in Maryland
Maryland is home to more than 610,000 small businesses, representing 99.5% of all businesses in the state.
In This Article
The Complete Guide
How to Start a Business in Maryland — 12 Steps
This is a full walkthrough: entity selection, state registration, federal tax IDs, licenses, banking, insurance, and ongoing compliance. Every step includes the official Maryland links, fees, and timelines.
Cost depends on your structure. A sole proprietorship may cost nothing to start. An LLC costs $100 to file online. A corporation costs $170. Step 3 walks through every option.
Maryland: Key Business Facts
Updated: Feb 2026- LLC Filing Fee (Online)
- $100
- Sole Proprietorship / DBA
- $25
- Corporation Filing
- $170
- Processing Time
- 5-7 business days
- Expedited Option
- $50 / 3 business days
- State Income Tax
- 2% to 5.75% (graduated)
- Sales Tax Rate
- 6%
- Gross Receipts Tax
- No
- Franchise / Annual Tax
- Personal Property Return with $300…*
- Filed With
- Maryland State Department of…**
- State Business License
- Not required (check local)
- Last Verified
- February 24, 2026
* Franchise / Annual Tax: Personal Property Return with $300 annual fee
** Filed With: Maryland State Department of Assessments and Taxation (SDAT)
Local licenses: Maryland does not require a general state business license, but most counties and cities require a Trader's License if you sell goods or services. Fees range from $15 to $800 depending on inventory value.
What It Takes to Start a Business in Maryland
Forming a business in Maryland starts with filing through the State Department of Assessments and Taxation (SDAT), which handles all entity registrations. The LLC filing fee is $100 online, with standard processing taking 5 to 7 business days.
You will also need a federal EIN from the IRS, any required local Trader's Licenses, and a clear plan for Maryland's state income tax obligations. This guide walks you through every step from idea validation to ongoing compliance.
Validate Your Business Idea in Maryland
Test your business concept against Maryland's strongest economic sectors before investing time and money. The state's top industries include:
- Federal government contracting and defense (driven by proximity to D.C., NSA, and Fort Meade)
- Healthcare and biotechnology (Johns Hopkins, NIH in nearby Bethesda)
- Cybersecurity and information technology
Contact the Maryland Small Business Development Center (SBDC) for free one-on-one consulting and market research assistance. Their advisors help you assess demand, identify competitors, and refine your business model at no cost.
Pro Tip
Write a Business Plan
Draft a business plan that covers your market analysis, revenue model, startup costs, and 12-month financial projections. Banks and SBA lenders require a formal plan before approving any financing.
Use our business plan guide for a step-by-step template that meets lender expectations. The Maryland SBDC also offers free plan review sessions.
Pro Tip
Choose Your Business Structure in Maryland
Most founders in Maryland choose an LLC because it combines personal liability protection with pass-through taxation. Filing an LLC costs $100 online at the Maryland Business Express portal.
The four main structures are sole proprietorship, LLC, S-Corp, and C-Corp. Each has different tax treatment, liability exposure, and paperwork requirements. See the full comparison below, or read our Maryland LLC formation guide for detailed instructions.
Pro Tip
Business Structure Comparison — Maryland
Full comparison guide| Structure | Maryland Filing Cost | Personal Liability | How You're Taxed | Best For |
|---|---|---|---|---|
| Sole Proprietorship | $25 (DBA) | ❌ None | Personal income tax. No separate return. | Freelancers, consultants, side hustles testing an idea with no employees. |
| LLC Most Common | $100 online | ✅ Personal assets protected | Pass-through by default. Elect S-Corp when profitable. | Most small businesses. Best balance of liability protection, flexibility, and tax options. |
| S-Corporation | ~$100 + IRS election | ✅ Personal assets protected | Pass-through. Owners pay themselves a salary — can reduce self-employment tax. | Profitable businesses (typically $50K+ net) where payroll tax savings justify the complexity. |
| C-Corporation | $170 | ✅ Personal assets protected | Corporate tax rate (21% federal). Double taxation on dividends. | Startups planning to raise VC funding, issue stock options, or eventually go public. |
| General Partnership | Free / No State Filing | ❌ None — all partners personally liable | Pass-through. Each partner reports share on personal return. | Two or more owners who trust each other and don't need liability protection. |
Which should you choose? Most first-time founders in Maryland pick an LLC — it protects your personal assets without the complexity of a corporation. If you're not sure, consult a CPA or business attorney before filing. Read the full Maryland LLC guide →
Choose and Register Your Business Name
Search the Maryland Business Entity Search to confirm your desired name is available. Your name must be distinguishable from all existing entities registered with SDAT.
If you are forming an LLC, the name must include "LLC" or "Limited Liability Company" as a designator. You can reserve a name for 30 days by filing a name reservation for $25.
Pro Tip
Check Maryland Business Name Availability
Search the official Maryland State Department of Assessments and Taxation (SDAT) database before you file.
Register Your Business with the State
File your Articles of Organization through the Maryland Business Express portal for $100. Note that a 3% processing fee applies to credit card and PayPal payments. Filing by mail costs $300, so online filing saves significant money.
Standard processing takes 5 to 7 business days, with expedited 3-day processing available for an additional $50. After approval, you will receive a Certificate of Organization confirming your legal entity. Maryland does not legally require a registered agent, but appointing one ensures you receive legal notices reliably. See our Maryland registered agent guide for options.
Pro Tip
Important
File Online with Maryland State Department of Assessments and Taxation (SDAT)
Official Maryland business registration portal. Standard processing: 5-7 business days.
Get Your Federal EIN from the IRS
Apply for a free Employer Identification Number (EIN) on the IRS website. The online application takes about 10 minutes and issues your EIN immediately.
You need an EIN to open a business bank account, hire employees, and file federal taxes. Even single-member LLCs benefit from having an EIN to keep personal and business tax filings separate.
Pro Tip
Get Your Licenses and Permits in Maryland
Requirements vary by industry and location, but most Maryland businesses need:
- Trader's License (required in most counties if selling goods or services). Fees range from $15 to $800 based on inventory value, obtained from your county Circuit Court clerk.
- Sales and Use Tax License (required if selling taxable goods). Register free at the Comptroller of Maryland website.
- Professional License (required for barbers at $225, cosmetologists at $225, CPAs, contractors, healthcare providers, and other regulated fields). Check the Maryland Department of Labor licensing portal.
- Employer Registration (required before hiring). Register with the Maryland Department of Labor for unemployment insurance and withholding accounts.
Pro Tip
Important
Open a Business Bank Account
Bring your EIN confirmation letter, Articles of Organization, government-issued ID, and LLC operating agreement to open a dedicated business checking account. Separating personal and business finances is essential for maintaining your LLC's liability protection.
Compare fee structures and features using our best business bank accounts guide. Many Maryland-based banks and credit unions offer fee-free business checking for new LLCs.
Pro Tip
Set Up Accounting and Understand Maryland Taxes
Maryland has a graduated state income tax ranging from 2% to 5.75%, plus local county income taxes that add 2.25% to 3.2% depending on your county. LLCs with pass-through taxation report business income on their personal state returns.
Register with the Comptroller of Maryland for income tax withholding and sales tax collection. Quarterly estimated tax payments are due on April 15, June 15, September 15, and January 15 if you expect to owe more than $500 in state taxes.
Set up cloud accounting software from day one to track income and expenses. Our best accounting software guide compares top options for small businesses.
Pro Tip
Get Business Insurance in Maryland
Maryland requires workers' compensation insurance for all businesses with one or more employees. General liability insurance is strongly recommended for every business, even solo operations, as it covers third-party injury and property damage claims.
Compare policy options and get quotes through our best business insurance guide. Many Maryland landlords and clients require proof of general liability coverage before signing contracts.
Pro Tip
Important
Build Your Online Presence
Claim your free Google Business Profile to appear in local search results across Maryland. This is the single highest-impact free marketing step for a new local business.
Build a professional website using our recommended website builders. A simple site with your services, contact information, and customer reviews builds credibility faster than social media alone.
Pro Tip
Stay Compliant After Forming Your Maryland Business
After forming, keep your Maryland business in good standing by meeting these ongoing requirements:
- Annual Report (also called Personal Property Return) due April 15 each year, fee: $300. File through Maryland Business Express.
- State Tax Filings filed annually with the Comptroller of Maryland, plus quarterly estimated payments if applicable.
- Registered Agent (if appointed) must maintain a physical Maryland address at all times.
- Trader's License Renewal typically required annually through your county Circuit Court clerk.
- Business Licenses must be renewed on schedule with the appropriate state or local agency.
Missing the April 15 annual report deadline results in late fees and potential forfeiture of your entity. Track all deadlines with StartupOwl's compliance calendar.
Pro Tip
Important
Maryland Business Background & Context
State-specific data to help you plan — taxes, economy, funding, and what to expect after you form.
Frequently Asked Questions
What to Do Next
Once you've registered your Maryland business, take these steps to set up for success.
Form Your Maryland LLC
Step-by-step guide to filing your Articles of Organization with SDAT for $100 online.
Start Your LLC →
Find a Registered Agent in Maryland
Compare registered agent services to keep your legal notices organized and your address private.
Compare Agents →
Open a Business Bank Account
Separate your personal and business finances with the right checking account for your LLC.
Compare Accounts →
Explore Maryland SBDC Resources
Get free consulting, market research, and funding guidance from Maryland's SBDC network.
Visit MD SBDC →
Write Your Business Plan
Build a plan that wins financing and keeps your strategy on track through year one.
Get the Template →
Disclaimer: This guide is for informational purposes only and does not constitute legal or tax advice. Requirements change — always verify current fees and requirements directly with Maryland State Department of Assessments and Taxation (SDAT) and the IRS before filing.
Ready to Form?
Get your Maryland business registered with ZenBusiness — choose your structure, file the paperwork, and stay compliant from day one.
About the Author
Director of Entrepreneurial Strategy
Jennifer is a former founder who built and sold a boutique B2B logistics company in her thirties. She understands the emotional and strategic toll of building a business from the ground up without a massive safety net. She is deeply connected to the Atlanta startup ecosystem and is passionate about equitable funding.
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