Form 500CR is used to claim various Maryland business tax credits. These credits are generally available to qualifying businesses, investors, employers, and taxpayers who participate in approved economic development, revitalization, research, investment, or workforce programs.
Many of these credits require approval, certification, or supporting documentation before they can be claimed on a Maryland return.
Program Entry
To access this section, navigate to:
Maryland → Credits → Business Tax Credits (Form 500CR)
Entity Information
Before claiming business tax credits, enter the applicable entity information.
This may include:
- Business name
- Entity identification number
- Credit certificate information
- Pass-through entity information
- Other identifying information required to support the credit
Historic Revitalization Tax Credit
This credit may be available for qualifying expenditures related to the rehabilitation and preservation of certified historic structures.
Biotechnology Investment Incentive Credit
This credit encourages investment in qualified Maryland biotechnology companies.
Eligible taxpayers may receive a credit for approved investments made in qualifying businesses.
Apprentice Employee Tax Credit
Employers may qualify for a credit when hiring and employing eligible apprentices in approved apprenticeship programs.
Qualified Farms Tax Credit
This credit may be available to eligible agricultural businesses and farming operations that meet Maryland's requirements.
One Maryland Economic Development Tax Credit
This credit encourages economic growth and job creation in designated areas of Maryland.
Eligibility is generally tied to approved economic development projects.
Film Production Credit
Maryland offers a credit for approved film production activities conducted within the state.
Certification and approval are typically required before claiming the credit.
Small Business Research and Development Credit
This credit supports small businesses that incur qualifying research and development expenses.
The credit is designed to encourage innovation and technological development within Maryland.
Cybersecurity Investment Credit
This credit may be available for qualifying investments in Maryland cybersecurity businesses.
Credit for Buyers of Cybersecurity Technology
Maryland provides a credit for certain businesses that purchase qualifying cybersecurity technology and services.
Theatrical Production Tax Credit
This credit may be available for approved theatrical productions that meet Maryland's eligibility requirements.
More Jobs for Marylanders Tax Credit
This credit encourages businesses to create jobs and make investments within qualified Maryland regions.
Automated External Defibrillator Credit for Restaurants
Certain restaurants may qualify for a credit related to the purchase and installation of qualifying automated external defibrillators (AEDs).
Endowment of Maryland Historically Black Colleges and Universities Tax Credit
This credit is available for qualifying contributions made to endowments supporting Maryland's Historically Black Colleges and Universities (HBCUs).
Catalytic Revitalization Projects and Historic Revitalization Tax Credit
This credit supports qualifying redevelopment and revitalization projects that contribute to economic growth and community development.
Attach PDF of Maryland Schedule K-1 (Form 510)
If the business tax credit originates from a pass-through entity, you may need to attach a copy of:
Maryland Schedule K-1 (Form 510)
The K-1 provides supporting information regarding:
- Credit allocations
- Income allocations
- Pass-through entity activity
Retain a copy of all K-1s with your tax records.
Documentation and Certification Requirements
Many Form 500CR credits require supporting documentation, certification forms, or approval letters.
⚠️ Important: The preparer or taxpayer will need to forward the signature document and requested certification forms, either by email or mail.
cert@comp.state.md.us
Mailing Address
Revenue Administration Division
Electronic Processing Section
P.O. Box 2364
Annapolis, MD 21404
Failure to provide required documentation may delay processing of the credit claim.
Important Notes
- Most business tax credits require certification or approval before they can be claimed.
- Some credits may be passed through from partnerships, S corporations, trusts, or other entities.
- Keep copies of credit certificates, K-1s, approval letters, and supporting schedules.
- Review all entries carefully before filing the return.
- Maryland may request additional information to verify eligibility for a credit.