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Maryland small business taxes: Types, rates, deadlines, and how to file in 2025

The Old Line State offers small business owners a great place to grow and thrive, thanks to the state’s prime location near major East Coast markets, talented workforce, and helpful tax incentives. But like any state, Maryland’s tax system has its nuances—from corporate income tax to sales tax and unique credits—and understanding them is key to staying profitable and compliant.

We’ll walk you through everything you need to know about Maryland’s business taxes, including types of taxes (such as payroll), filing deadlines, and tips for taking advantage of available credits and exemptions. Whether you're starting a business in the bustling Baltimore metro area or tapping into the opportunities of Maryland's coastal and suburban regions, this guide has you covered.

Refer to the table of contents below to quickly find the information that matters most to you:

Taxes in Maryland overview

  • Maryland imposes a flat corporate income tax rate of 8.25%.
  • The state collects a 6% sales tax with no additional local sales taxes.
  • Maryland has graduated income tax rates ranging from 2% to 5.75%, depending on your income bracket.
  • Employers must contribute to Maryland’s unemployment insurance program, with tax rates ranging from 0.3% to 7.5% on the first $8,500 of each employee’s wages.
  • There are excise taxes for specific goods like alcohol, tobacco, motor fuel, and electronic smoking devices.

Key Maryland business tax adjustments for 2025

Staying informed about the latest tax changes is essential for businesses to maintain compliance, optimize their tax strategies, and plan ahead. Here are some important adjustments and updates for 2025 that could impact your business:

Tax credit changes

  • The Employers Security Clearance Costs (ESCC) tax credit is restarted for tax years beginning after December 31, 2022, but only for businesses with 500 or fewer employees.
  • The Maryland Food Donation Program is extended indefinitely. The credit amount increased to 100% of the value of donated fresh farm products (up from 50%) and 100% of the value of donated certified organic produce (up from 75%).
  • A new nonrefundable income tax credit is available to businesses that own a restaurant in Maryland with annual gross income of at least $400,000 and purchase one or more FDA-approved automated external defibrillators.

Unemployment insurance

  • For calendar year 2025, employers will be taxed under the Table A tax rate schedule, with rates ranging from 0.30% to 7.50%. The taxable wage base is $8,500. New employers continue to pay a standard rate of 2.6%.

Maryland state income taxes

Maryland has state income rates with graduated rates and local income taxes in some areas. The state also has inheritance and estate taxes and taxes the value of homes occupied by the owner. Payroll tax in Maryland includes withholding for personal state, local, and federal taxes as well as for Medicare and Social Security.

Does Maryland have state income taxes?

Yes. The top state income tax rate is 5.75% for households with income of more than $250,000. Qualifying widow(er)s, heads of household, and those filing jointly may pay the top rates for income of over $300,000. Rates start at 2% for the first $1,000 to $2,000 of taxable income plus small flat fees. It’s important to note that income tax is collected based on residency rather than the worksite. Those with commutes to other states may still be subject to payroll tax withholding for Maryland.

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Types of business taxes in Maryland

As an employer in Maryland, you may be responsible for reporting and paying other business taxes in addition to withholding payroll taxes from your employees' paychecks. From federal to state and local levels, understanding the different tax programs and their impact on your business’s finances is important.

Business taxes in Maryland are imposed at the state and federal levels and will vary by corporation type. Businesses may be taxed at the C-corporation or S-corporation rate or avoid higher rates using pass-through filing. Owners of an LLC can elect for pass-through taxation using their personal income filing or pay the C-corporation rate.

Maryland offers tax incentives that are designed to promote development in certain industries and areas of research. Businesses may be taxed using a modified tax schedule that adjusts for business conducted in and out of state.

Federal taxes

No matter where you start your business, federal taxes will be part of your responsibilities. There are dozens of federal tax forms with unique due dates and requirements, so having a good accountant or reliable small business accounting software can help you avoid mistakes that could lead to overpayment or penalties. 

As a business owner, you have both personal and business tax filing obligations. Here’s what you need to know:

Personal tax filing

Federal income tax returns:

Every individual is required to file and pay federal personal income tax. This forms the foundation of your overall tax responsibility.

Business tax filing

Business owners have additional filing requirements, depending on the business structure:

  • Sole proprietorship: Income and expenses are reported on your personal tax return using Schedule C (Form 1040).
  • Partnership: A partnership must file an information return (Form 1065) to report income, deductions, and other relevant details, while each partner reports their share of income on their personal return.
  • Corporation: A corporation files a corporate tax return (Form 1120), paying taxes on its profits.
  • S Corporation: An S corporation files an informational return (Form 1120S). Its income, losses, and deductions pass through to shareholders, who report them on their personal returns.
  • Limited Liability Companies (LLCs): LLCs are not classified separately for federal tax purposes and are taxed based on their ownership structure. Single-member LLCs default to sole proprietorship taxation or may elect corporate taxation, while multi-member LLCs default to partnership taxation or may elect corporate taxation.

Self-employment tax

If you work for yourself and earn more than $400 a year, you pay toward Social Security and Medicare programs through a self-employment tax. The Social Security system provides retirement benefits, disability benefits, survivor benefits, and hospital insurance (Medicare) benefits.

Employment taxes

As an employer, you are responsible for withholding and depositing federal income tax and the employee contribution to Social Security and Medicare taxes. You must also pay the employer portion of Medicare and Social Security and pay federal unemployment tax (FUTA). 

State taxes

As a business owner, you must understand your state tax obligations.

Maryland franchise tax

A franchise tax is a fee that businesses pay for the privilege of operating within Maryland. Unlike income taxes, franchise taxes are not based on your business’s profits or net income but rather on the entity’s existence and right to conduct business in the state.

What is the franchise tax rate?

In Maryland, the franchise tax rate varies depending on the type of business:

  • For electric companies, 2% of gross receipts from electricity delivered to customers in Maryland
  • For gas companies, 2% of gross receipts from gas delivered for final use in the state.
  • For telephone companies, 2% of gross receipts from telephone services within Maryland.

How is the franchise tax calculated?

The tax is based on the gross receipts (total revenue) your business earns in its specific industry. This means even if your business isn’t profitable, you could still owe the franchise tax if you provide services like electricity, gas, or telephone lines.

Who may be liable for the franchise tax?

The franchise tax mainly applies to utility companies, such as electricity, gas, or phone services. 

Maryland offers the Job Creation Tax Credit, and the Employer-Provided Long-Term Care Insurance Tax Credit. These can be taken against the franchise tax along with the Community Investment Tax Credit by utility companies.

Most other businesses, including sole proprietorships, partnerships, and LLCs, are not liable for franchise taxes. However, if your business operates in a regulated field, it’s important to verify your obligations with the Comptroller of Maryland or a tax professional.

Excise taxes

Excise taxes are special taxes imposed on specific goods or services. In Maryland, these taxes apply to a wide range of products and activities, including:

Alcohol: Maryland imposes excise taxes on beer, wine, and distilled spirits. The current rates are:

  • $1.50 per gallon for distilled spirits
  • $0.40 per gallon for wine
  • $0.09 per gallon for beer, cider, and mead

Motor fuel: The motor fuel tax rates in Maryland are:

  • $0.4610 per gallon for gasoline 
  • $0.4685 per gallon for diesel 
  • $0.4610 per gallon for gasohol, propane, LNG, CNG, and ethanol

Cigarettes: The tax rate on cigarettes is $5.00 per pack of 20 cigarettes, and $0.25 per cigarette in the package for a pack of more than 20 cigarettes. 

Other Tobacco Products (OTP): The tax rate for OTPs — excluding pipe tobacco and cigars — is 60% of the wholesale price of the tobacco product.

Cigars: Non-premium cigars are taxed at 70% of the wholesale price, while premium cigars are taxed at 15% of the wholesale price.

Pipe tobacco: Pipe tobacco is taxed at 30% of the wholesale price.

Electronic Smoking Device (ESD): ESDs and vaping liquid in a container of more than 5 ml are subject to a 20% sales and use tax rate. Vaping liquid in a container of 5 ml or less has a 60% tax rate.

Unemployment tax

As in all states, employers must pay federal unemployment insurance (UI) taxes. Maryland employers are also responsible for paying state unemployment insurance taxes. These taxes are calculated based on each employee's wages, up to a predetermined annual amount called the "taxable wage base" or "taxable wage limit."

State unemployment tax in Maryland begins with a wage base of $8,500 and has certain rates for new employers. The rate is between 0.3% and 7.5% for most businesses and 2.6 % for new employers.

Local taxes

In Maryland, all 23 counties and Baltimore City charge local income taxes, which are collected as part of your state income tax return. The rates vary depending on where you live, ranging from 2.25% to 3.20% of your taxable income. For instance, in Anne Arundel County, the rates for 2025 are tiered, starting at 2.70% and going up to 3.20%, depending on your income level and filing status.

Some jurisdictions levy additional local taxes, for example:

  • Baltimore County charges an 8% tax on telephone and wireless service revenue.
  • Baltimore City levies a 1.5% transfer tax on real estate transactions.
  • Baltimore County has a 9.5% transient occupancy tax on room rates.

Sales and use tax

Sales and use tax is levied on tangible goods purchased in person, on the internet, or via phone and used in Maryland. The sales and use rate is 6% throughout the state and normally is paid each quarter. The Comptroller may adjust the frequency based on your amount due and will contact business owners regarding this.

Maryland does have sales tax and may require licenses for larger businesses as well as small enterprises. People selling at fairs or events often get a temporary license that covers 30 days of business. The rate for vendors is 6%.

The rate is 6% for sales under $1 and is assessed as follows:

  • $.01 for sales of up to $.20
  • $.02 for sales between $.21 and $.34
  • $.03 for sales between $.34 and $.51
  • $.04 for sales between $.51 and $.67
  • $.05 for sales between $.67 and $.84
  • $.06 for sales between $.84 and $1

The rate is exactly 6% for sales involving a taxable amount over $1 plus an additional:

  • $.01 for amounts with an extra $.01 to $.17
  • $.02 for amounts with an extra $.17 to $.34
  • $.03 for amounts with an extra $.34 to $.51
  • $.04 for amounts with an extra $.51 to $.67
  • $.05 for amounts with an extra $.67 to $.84
  • $.06 for amounts with an extra $.84 and less than $1

You can apply for a sales tax permit through the Maryland Department of Revenue and will not have a filing fee.

Sales and use tax is a combined tax in Maryland that is applied to natural gas, electricity, and other tangible goods. It also applies to the right to rent a room in a residential building or hotel.


Remote seller tax considerations

Remote sellers are businesses located outside of Maryland that sell to customers in the state through online platforms, mail, phone, or other remote methods. In 2018, the U.S. Supreme Court's decision in South Dakota v. Wayfair, Inc. allowed states to require remote sellers to collect and remit sales tax if they meet certain economic thresholds, even without a physical presence in the state.

In Maryland, remote sellers are required to report their sales and collect Maryland sales and use taxes if they meet one of these two criteria:

  • Their total annual revenue from Maryland-based sales reaches or exceeds $100,000 
  • They process 200 or more transactions in the state within a year

Remote sellers must register with the Comptroller of Maryland to comply with these regulations and remit taxes on a regular basis.

Property tax

Property taxes are a key source of funding for local governments in Maryland, including all 23 counties, Baltimore City, and over 150 municipalities. These taxes apply to real property, such as land and buildings, and are assessed annually. Property tax bills are typically sent out in July or August for the fiscal year starting on July 1.

Property tax rates in Maryland vary depending on where your property is located. Rates are expressed as a dollar amount per $100 of your property’s assessed value. For example:

  • Allegany County: $0.9750 per $100 of assessed value
  • Baltimore City: $2.2480 per $100 of assessed value
  • Montgomery County: $0.6700 per $100 of assessed value

Maryland also taxes personal property owned by businesses, such as equipment, furniture, and inventory. However, there are exemptions available. For example, farm equipment is fully exempt in all counties.

The Maryland Department of Assessments and Taxation (SDAT) determines the fair market value of properties for tax purposes. If you feel your property’s assessment is too high, you have the right to appeal the decision through SDAT’s appeal process.

Maryland business tax deductions, credits, and exemptions

Maryland offers a range of business tax deductions, credits, and exemptions aimed at reducing taxable income and incentivizing specific economic activities. These state-level incentives can significantly lower a business's overall tax burden. Here are a few examples:

  • Employer Security Clearance Costs (ESCC) Tax Credit: The ESSC Tax Credit provides income tax credits to businesses that incur expenses related to obtaining federal security clearances, building Sensitive Compartmented Information Facilities (SCIFs), or leasing secure spaces for security-based contracts.
  • Enterprise Zone Tax Credit: The Enterprise Zone Tax Credit offers income and real property tax credits to businesses that locate or expand in designated enterprise zones. The goal is to help encourage investment and job creation in economically distressed areas. For eligibility, your business must be certified by the local enterprise zone administrator and meet specific requirements.
  • Small Business Relief Tax Credit: The Small Business Relief Tax Credit provides a refundable tax credit to small businesses that offer paid sick and safe leave to their employees. Small businesses may claim the credit for employees earning up to 250% of the annual federal poverty guidelines for a single-person household ($36,450/year or $17.52/hour).
  • One Maryland Tax Credit: The One Maryland Tax Credit offers income tax credits of up to $5 million based on job creation and eligible project costs for businesses that invest in economic development projects in Tier 1 Counties. For eligibility, your business must meet the job creation and investment requirements and notify the Department of Commerce before incurring eligible expenses.
  • Job Creation Tax Credit (JCTC): JCTC offers income tax credits to businesses that create new full-time positions. The credit is $3,000 per new job or $5,000 per job in a "revitalization area." For eligibility, your business must create a specified number of new full-time jobs within a designated timeframe and meet wage and benefit requirements.

Find more about relevant qualifications and required forms, as well as more incentives and enterprise zones, on the appropriate Maryland government websites.

Credits and exemptions for Maryland sales tax

Maryland provides several sales and use tax credits and exemptions to support business growth and economic development. Here are some key credits and exemptions that may benefit your business:

Data Center Maryland Sales and Use Tax Exemption

This program exempts data centers from paying sales tax on qualified equipment and property used in their operations. To qualify, data centers must invest at least $2 million (in Tier 1 areas like Baltimore City and Opportunity Zones) or $5 million (in other areas) and create at least five full-time jobs within three years. The exemption lasts up to 10 years, with an option to extend to 20 years for investments exceeding $250 million.

Manufacturing and R&D Exemption

This exemption eliminates sales tax on machinery and equipment used directly in manufacturing or research and development. For businesses involved in this line of work, it can reduce the upfront cost of investing in tools and equipment that drive production and innovation.

Qualified Job Training Organization Collection Credit

This tax credit allows qualified job training organizations to recover 100% of the sales tax they pay. Qualified organizations can claim up to $100,000 in credits annually. The eligibility criteria include: 

  • Located in Maryland
  • Exempt from taxation under § 501(c)(3) of the Internal Revenue Code
  • Conducts retail sales of donated items
  • Provides job training and employment services to individuals with workplace disadvantages or disabilities
  • Uses a majority of its revenue for job training and job placement programs

Types of Maryland taxes for different business entity types

Business tax types and amounts will vary for different businesses, as well as reporting and filing schedules. Taxes can be levied at the point of profit, manufacture, sale, or existence for different goods, services, benefits, and companies. If you haven’t set up your business yet and are considering options for structuring it, knowing the tax rules can help you make a decision. 

Maryland sales taxes

Maryland collects a 6% sales and use tax on the sale, lease, or rental of tangible personal property and certain services. Unlike some states, Maryland does not have local sales taxes.

The types of services that are generally taxable are:

  • Utilities
  • Telecommunications 
  • Credit reporting
  • Commercial cleaning
  • Security services
  • Pay-per-view television
  • Transportation services for electricity or natural gas distribution

Special rates apply for rental vehicles. Rentals of passenger cars and recreational vehicles for periods of 180 days or less are taxed at 11.5%, while short-term truck rentals are taxed at 8%.

Do you need a sales tax permit?

You must register for sales tax permit if your business:

  • Sells or leases tangible personal property in Maryland
  • Rents accommodations or sells certain taxable services within the state
  • Operates as a marketplace facilitator or out-of-state vendor meeting specific economic thresholds in Maryland
  • Makes sales at roadside or temporary locations in Maryland (requires a vendor license)

To register for a sales tax permit, you must complete the Combined Registration Application (CRA), which allows you to register for various tax accounts, including sales and use tax. File the CRA online through the Maryland Business Express portal, download a paper form, or get one from the Comptroller's local offices.

Depending on your business activities and location, you may also need local licenses or permits. Contact your county's office of inspections, licenses, or permits for specific requirements.

How to file business taxes in Maryland

A note is placed on a paper on top of a table.

To file business taxes in Maryland, collect your employee forms, receipts, business license, tax licenses, personal information, and last year's tax return. Include your business information, expense reports, and financial statements with your other paperwork when you go to your appointment. Keep your essential information and Employer Identification Number (EIN) handy along with a checklist and calendar as you complete the filing process.

When are taxes due in Maryland?

Maryland’s tax deadlines vary depending on the type of tax and filing frequency.

Withholding tax

The due dates for income withholding tax reports vary.

  • Monthly filers: Reports are due on the 15th day of the month following the payroll month.
  • Quarterly filers: Returns are due on the 15th day of the month following the quarter (e.g., January 15 for Q4).
  • Accelerated filers: Employers who withheld $15,000 or more in the previous year and accumulate $700 or more in any pay period must file within three business days after the payroll date.
  • Annual filers: Due by January 31 of the year following the tax year.

Sales and use tax


Returns are due on the 20th of the month following the reporting period (e.g., April 20 for March sales). If no taxable sales occurred, you must still file a "zero return."

Estimated taxes

Businesses that expect to owe $1,000 or more in Maryland state tax for the year are required to make estimated tax payments. This includes sole proprietors, partners, S corporation shareholders, and corporations.

Estimated tax payments are divided into four installments due on:

  • April 15
  • June 15
  • September 15
  • January 15 (of the following year)

For a comprehensive list of due dates, visit the Maryland Comptroller’s Filing Deadlines.

Year-end business tax checklist

Stress less during tax season. Use this small business tax checklist to ensure you have everything you need to stay organized throughout the year and file your taxes accurately and on time:

Year-round business tax preparation

  • Maintain accurate records: Keep detailed records of all income and expenses throughout the year.
  • Categorize expenses: Organize your expenses into relevant categories for easier tax preparation.
  • Reconcile bank accounts: Regularly reconcile your bank accounts to ensure accuracy and identify any discrepancies.
  • Track mileage: If you use your vehicle for business purposes, keep a detailed mileage log.
  • Stay informed: Keep up-to-date on federal and state tax laws and regulations that might affect your business.

Pre-filing checklist

  • Gather necessary forms and documents:
  • Previous year's tax returns (up to three years prior for both state and federal)
  • Accounting journals and ledgers
  • Balance sheet and income statement
  • Transactional supporting documents (bank deposit slips, bank statements, invoices, checkbook, credit card statements)
  • Vehicle and mileage logs
  • Expense receipts
  • Employee tax forms (W-9, I-9, W-2, 1099)
  • Non-employee tax forms (1099-MISC)
  • State tax forms
  • List of home office deductions (if applicable)
  • Understand which tax forms to file: Determine the specific tax forms required for your business structure and tax obligations.
  • Review and verify information: Double-check all information for accuracy before filing.
  • Consider estimated taxes: If required, calculate and pay estimated taxes throughout the year.

Filing and beyond

  • File your tax returns: Submit your tax returns electronically or by mail before the deadline.
  • Request filing extensions (if needed): If you need more time to file, request an extension before the deadline.
  • Keep copies of your tax returns: Store copies of your filed tax returns for future reference.
  • Plan for next year: Start organizing your records and planning for the next tax season.

Commonly missed tax deductions and credits

Take advantage of valuable tax breaks. Many small businesses overlook possible deductions and credits that could significantly reduce their tax liability. Be sure you claim all the deductions and credits you qualify for.

Common business tax deductions

  • Advertising
  • Depreciation of assets
  • Employee salaries and benefits
  • General business expenses
  • Home office expenses
  • Insurance
  • Business loan interest
  • Internet and phone services
  • Legal services
  • Licenses
  • Meals and entertainment (for business purposes)
  • Business-related travel and mileage expenses
  • Commercial property rent 
  • Training and education
  • Cost of goods sold (COGS)
  • Business banking fees

Proper documentation and recordkeeping are essential to justify deductions in case of an audit. Consulting a tax professional can help ensure compliance with tax laws and maximize your eligible deductions.

Small business tax credits

Take time to familiarize yourself with the variety of business tax credits that may be available to you. Here are some common ones: 

For a complete list of federal tax credits and detailed eligibility requirements, visit the IRS website.

In addition to the federal tax incentives, consider if you could qualify for ones specifically for Maryland businesses, such as:

  • Maryland Apprenticeship and Training Program (MATP): MATP offers a tax credit for Maryland businesses that hire registered apprentices in an effort to encourage workforce development and skill-building.
  • Biotechnology Investment Incentive Tax Credit (BIITC): BIITC provides tax credits for investments in Maryland-based early-stage biotechnology companies, fostering innovation in the life sciences sector.

Where do I send my Maryland tax reports and payments?

The Comptroller's Office handles payments and assists business owners with the process via phone, mail, and online. There are different online portals for specific taxes and staff trained to handle different questions and payment issues.

Remember to have your EIN, identification, and licenses ready when you call for assistance and fill out forms.

Should I file and pay by paper or electronically?

Taxpayers making payments of $10,000 or more must file electronically at the Comptroller of Maryland.

Choose a convenient option and remember to make certified document copies and have secure backup copies in the event of a mailing problem.

Mail to:

Comptroller of Maryland

Revenue Administration Division

110 Carroll Street

Annapolis, Maryland 21411-0001

Common mistakes to avoid when filing business taxes in Maryland

Tax season in Maryland doesn’t have to feel overwhelming, but even small errors can lead to costly penalties or missed savings. With a little preparation and attention to detail, you can steer clear of common pitfalls and keep your business on track. Here are some mistakes to watch out for:

Misclassifying workers

Make sure you're correctly classifying your workers as employees or independent contractors. Misclassification can lead to hefty penalties and back taxes.

Missing deductions

Don't leave money on the table. Explore all eligible deductions, such as those for home office expenses, business travel, and equipment purchases.

Overlooking sales tax

If your business sells taxable goods or services, ensure you're collecting and remitting the sales tax correctly. While Maryland does not impose local sales tax, certain goods and services are subject to additional requirements.

Failing to pay estimated taxes

If you expect to owe a significant amount in taxes, make sure you're paying estimated taxes throughout the year to avoid penalties.

Find an accountant to help prepare your Maryland business taxes

Maryland’s tax system can get tricky, with corporate income tax, sales tax, and various credits and exemptions to consider. To make sure your filings are accurate and to avoid costly mistakes, consider hiring an experienced accountant or bookkeeper familiar with Maryland tax laws and requirements.

In Maryland, there are no state-specific licensing requirements for tax preparers, but you should ensure your chosen professional:

  • Meets IRS requirements.
  • Has a Preparer Tax Identification Number (PTIN) and an Electronic Filing Identification Number (EFIN).
  • Is familiar with Maryland tax regulations, including state income, sales, and use tax obligations.
  • Can assist with business-specific tax credits, such as the Enterprise Zone or Job Creation Tax Credits.

Find an accountant in Maryland, and consider using the right small business accounting software to streamline your finances and ensure you're prepared for tax season with accurate reporting.

Frequently asked questions

Disclaimer: 

This content is for information purposes only and information provided should not be considered legal, accounting or tax advice or a substitute for obtaining such advice specific to your business. Additional information and exceptions may apply. Applicable laws may vary by state or locality. No assurance is given that the information is comprehensive in its coverage or that it is suitable in dealing with a customer’s particular situation. Intuit Inc. does not have any responsibility for updating or revising any information presented herein. Accordingly, the information provided should not be relied upon as a substitute for independent research. Intuit Inc. cannot warrant that the material contained herein will continue to be accurate, nor that it is completely free of errors when published. Readers should verify statements before relying on them. 


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