Private Investigator Licensing in Maryland
Private investigation licenses are typically issued for individuals and organizations conducting investigative services. This guide contains information about private investigator licensing in Maryland. For assistance with licensing, please contact us to learn about our software and managed license services.
Company Licenses
Maryland Security Company Licenses
Maryland Private Investigation Agency License
| Agency: | Maryland State Police |
Initial Registration
| Form: | |
| Agency Fee: | $375 for incorporated entities or $200 for unincorporated entities. Combined security and detective agency licenses are available for $375 for unincorporated entities and $750 for incorporated entities. |
Registration Renewal
| Form: | |
| Agency Fee: | $400 for incorporated entities or $200 for unincorporated entities. Combined security and detective agency renewal fees are $400 for unincorporated entities and $800 for incorporated entities. |
| Due: | Biennially by the date issued. |
Individual Licenses
Learn about security licensing in other states:
Firearm Qualification - An additional qualification attached to license applications for armed private investigators.
Private Investigator Apprentice - Apprentices are issued limited licenses and can only operate under the direction of a licensed investigator.
Qualified Representative - A licensed private investigator who is responsible for the operation and management of an investigative agency.
Reciprocity - When a private investigator is allowed to do business in a different state under the license issued by their home state.
National Association of Legal Investigators (NALI)
Industry association that sponsors education and certification efforts for members.
National Council of Investigation and Security Services (NCISS)
Private investigation and security advocacy group.
United States Association of Professional Investigators (USAPI)
Industry association focused on education and certification.
