Minn. Stat. § 240.35
Subd. 1. Generally.
A licensee of the commission may detain a person if the licensee has probable cause to believe that the person detained has violated section 609.76 while at a card club authorized by section 240.30. For purposes of this section, "licensee" means the commission's director of racing security or a security officer licensed under Minnesota Rules, chapter 7878.
Subd. 2. Circumstances justifying detention.
(a) A licensee may detain a person to:
Subd. 3. Arrest.
Upon a charge being made by a licensee, a peace officer may arrest a person without a warrant if the officer has probable cause to believe that the person has committed or attempted to commit an offense described in section 609.76.
Subd. 4. Immunity.
No licensee or peace officer is criminally or civilly liable for any detention authorized by this section if probable cause exists for the detention, and the detention was not conducted with unreasonable force or in bad faith.