Me. Stat. tit. 32 § 4319
The department and any duly designated officer or employee of the department have the right, without an administrative inspection warrant, to enter upon and into the premises of any establishment licensed, or a place where a person licensed under this chapter practices, pursuant to this chapter at any reasonable time in order to determine the state of compliance with this chapter and any rules adopted by the department under this chapter. The right of entry and inspection extends to any premises that the department has reason to believe is being operated or maintained without a license or a place where a person licensed under this chapter practices, but no such entry and inspection of any premises or place may be made without the permission of the owner or person in charge unless a search warrant is obtained authorizing entry and inspection. Determination of compliance with this chapter and any rules adopted under this chapter must be made at least once every 2 years by inspection or other method as determined by the department. [2021, c. 125, §34(NEW).]
32 M.R.S. § 4319