Anoka, Minn., Code of Ordinances ch. 50, art. II § 50-58

(a) New licenses. Upon receipt of a properly executed new application for licensing and receipt of the appropriate fee, the property maintenance coordinator or his designee shall conduct an initial inspection of the premises to ensure compliance with this Code.
(b) License renewal. Any rental dwelling may be reinspected after a renewal application is filed to determine compliance. The property maintenance coordinator, or his designee, at his discretion, may determine that a renewal inspection of a premises may be deferred based on results of previous inspections, in conjunction with criteria and processes as established by the property maintenance coordinator and approved by the city manager. Previous inspections must indicate the premises:
(1) Has not received notice of violations of this Code for property maintenance;
(2) Meets or exceeds rental compliance criteria; and
(3) Has not required corrections for major life/safety issues.
(c) Additional inspections. The city shall inspect every rental unit at least once every three years. The city may inspect any rental unit if it falls within one or more of the following criteria:
(1) The unit has been abandoned by the owner or the owner of such unit cannot be found;
(2) Water, gas, or electric service to such unit has been discontinued as a result of nonpayment for more than 30 continuous days;
(3) The unit is on a parcel of land that is on the county's delinquent tax list;
(4) The city has probable cause to believe that there exists within such unit one or more violations of the requirements of this chapter;
(5) The property owner of the rental unit has, within the preceding six months, renewed a license after suspension or revocation;
(6) The unit is the subject of a pending notice of the city's intent to suspend or revoke the rental license;
(7) An occupant or neighboring property owner files a formal complaint with the city relative to the condition of the unit or premises;
(8) The unit has not been inspected in the preceding three years.
(d) Access for inspections.
(1) The property maintenance coordinator, or his designee, shall be authorized to make or cause to be made inspections to determine the condition of dwellings, multiple-dwellings, dwelling units, rooming houses, rooming units, and premises in order to safeguard the health, safety, morals, and welfare of the public;
(2) The property maintenance coordinator, or his designee, shall be authorized to enter any dwelling, multiple-dwelling, dwelling unit, rooming house, rooming unit, or premises at any reasonable time for the purpose of performing his duties under this article;
(3) The owner, operator, or occupant of every dwelling, multiple-dwelling, dwelling unit, rooming house, rooming unit, and premises, or the person in charge thereof, shall give the property maintenance coordinator, or his designee, free access to such dwelling, multiple-dwelling, dwelling unit, rooming house, rooming unit and premises on which it is located at all reasonable times for the purpose of such inspection, examination and survey.
(e) Refusal of access for inspection. If the owner, operator, person in charge, or occupant shall refuse to consent to the inspection, an administrative search warrant may be obtained:
(1) Where there is probable cause to believe a violation exists within the particular structure; or
(2) Where a determination has been made to conduct periodic inspections of certain areas of the city to ensure ongoing compliance with this chapter relative to major life/safety issues.
(f) Emergency conditions. No administrative search warrant is needed where an emergency condition exists which endangers persons or property and insufficient time is available to obtain the warrant and protect such endangered persons or property.
(g) Police and fire access. The owner of any multifamily rental property shall install police and fire lock boxes near exterior entrance doors. This requirement shall only apply to multifamily properties that are required by this chapter to maintain security systems on building entrances.
(h) Subject to occupant's right to privacy. Entry under this section is subject to M.S.A. § 504B.211 (residential tenant's right to privacy).
(i) Costs of obtaining warrant. If the city finds it necessary to obtain an administrative search warrant to enter the property for inspection due to the property owner, operator, person in charge, or occupant's lack of cooperation, the person may also be charged with all costs of obtaining the warrant, including court costs and attorneys' fees.