Security Licensing Compliance Guide

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Private Investigator Licensing in Montana

A private investigator listening to a clients issue

Private investigation licenses are typically issued for individuals and organizations conducting investigative services. This guide contains information about private investigator licensing in Montana. For assistance with licensing, please contact us to learn about our software and managed license services.

Company Licenses

Montana Security Company Licenses

Montana Private Investigation Agency License

Not required

Private Investigation Agency licensure is not required on the State level in Montana.

Montana does not currently license private investigator firms, but individual licenses are required.

More information: Montana Board of Private Security

Individual Licenses

Montana Individual Security Licenses

Montana Private Investigator License

Agency:Montana Board of Private Security

Initial Registration


Application for Private Investigator

Agency Fee:

$250 application fee + $20 exam fee + $50 armed endorsement (optional)

Fact Checked:11/8/17

Registration Renewal

Filing Method:


Agency Fee:



Annually by March 1.

Fact Checked:11/8/17

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.

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