Vt. Stat. Ann. tit. 26, § 3176a

The Director, under rules adopted by the Director, may grant a transitory permit to practice as a private investigator to a person who is not a resident of Vermont and has no established place of business in this State, if that person is legally qualified by license to practice as a private investigator in any state or country that regulates such practice. Practice under a transitory permit shall not exceed 30 days in any calendar year.