Wisconsin Administrative Code
Department of Safety and Professional Services
SPS 1-299 - Professional Services
SPS 30-49 - Private Detectives
Chapter SPS 31 - Credentialing Requirements And Procedures For Private Detective Agency, Private Detective And Security Person
Section SPS 31.01 - Credential required

(a) Except as provided in par. (c), a person shall obtain a private detective agency license before engaging in the following activities:

(b) A private detective agency license may be issued to an individual, a partnership, a limited liability company or a corporation.

(c) An individual who holds a license as a private detective or a permit as a private security person and who is employed by a licensed private detective agency is not required to obtain a private detective agency license before acting as a private detective or a private security person.

(a) A private detective license is required to engage in the services of a private detective.

(b) A private detective may only provide private detective services on behalf of a private detective agency in the capacity of an employee and not as an independent contractor, unless the private detective has a private detective agency license.

(a) An employee of any licensed private detective agency doing business in this state as a supplier of uniformed private security persons to patrol exclusively on the private property of industrial plants, business establishments, schools, colleges, hospitals, sports stadiums, exhibits and similar activities is exempt from the license requirements under sub. (2), but shall obtain a private security permit as specified in s. 440.26(5m) or (5r), Stats.

(b) A licensed private detective may be employed as a private security person without obtaining a private security permit.