White Bear Township, Minn., Code of Ordinances ch. 6, art. IV § 6-150

No person shall occupy as owner, occupant or let to another for occupancy any dwelling or dwelling unit, for the purposes of living therein, which does not comply with the following requirements: (1)
Foundations, exterior walls and roofs. The foundation, exterior walls and exterior roof shall be substantially watertight and protected against vermin and rodents and shall be kept in sound condition and repair. The foundation element shall adequately support the building at all points. Every exterior wall shall be free of deterioration, holes, breaks, loose or rotting boards or timbers, and any other condition which might emit rain or dampness to the interior portion of the walls or to the exterior spaces of the dwelling. The roof shall be watertight and have no defects which admit rain, and roof drainage shall be adequate to prevent rainwater from causing dampness in the walls. All exterior wood surfaces, other than decay resistant woods, shall be protected from the elements and decay by paint or other protective covering or treatment. If 25 percent or more of the exterior surface of such wood surface is unpainted or determined by the code enforcement officer to be paint blistered, the surface shall be painted. If 25 percent or more of the exterior surface of the pointing of any brick, block or tone wall is loose or has fallen out, the surface shall be repaired.
(2) Windows, doors and screens. Every window, exterior door, and hatchway shall be substantially watertight and shall be kept in sound condition and repair. Every window, other than a fixed window or storm window, shall be capable of being easily opened. Every window, door and frame shall be constructed and maintained in such relation to the adjacent wall construction as to completely exclude rain, wind, vermin and rodents from entering the building. Every openable window or other device shall be supplied with 16-mesh screens during the insect season.
(3) Floors, interior walls and ceilings. Every floor, interior wall, and ceiling shall be adequately protected against the passage and harborage of vermin and rodents and shall be kept in sound condition and good repair. Every floor shall be free of loose, warped, protruding or rotted flooring materials. Every interior wall and ceiling shall be free of holes and large cracks and loose plaster and shall be maintained in a watertight, weatherproof condition. Toxic paint and materials with a lasting toxic effect shall not be used. Every toilet room and bathroom floor surface shall be capable of being easily maintained in a clean and sanitary condition.
(4) Rodentproofing. Every dwelling and accessory structure and the premises upon which located shall be maintained in a rodent-free and rodentproof condition. All openings in the exterior walls, foundations, basements, ground or first floors, and roofs which have a one-half-inch diameter or larger opening shall be rodentproofed in an approved manner. Interior floors or basements, cellars and other areas in contact with the soil shall be paved with concrete or other rodent impervious material.
(5) Fence maintenance. All fences supplied by the owner or agent on the premises and all fences erected by an occupant on the premises shall consist of metal, wood, masonry, or other decay resistant material. Fences shall be maintained in good condition both in appearance and in structure. Wood materials, other than decay resistant varieties, shall be protected against decay by use of paint or other preservatives.
(6) Accessory structure maintenance. Accessory structures supplied by the owner, agent or tenant occupant on the premises of a dwelling shall be structurally sound and be maintained in good repair and appearance. The exterior of such structures shall be made weather resistant through the use of decay-resistant materials, such as paint or other preservatives.
(7) Safe building elements. Every foundation, roof, floor, exterior and interior wall, ceilings, inside and outside stair, every porch and balcony, and every appurtenance thereto, shall be safe to use and capable of supporting loads that normal use may cause to be placed thereon.
(8) Facilities to function. Every supplied facility piece of equipment of utility required under town articles and every chimney and flue shall be installed and maintained and shall function effectively in a safe, sound and working condition.
(9) Grading and drainage. During the period of May through October, every yard, court, passageway, and other portions in the premises on which a dwelling stands shall be graded and drained so as to be free of standing water that constitutes a detriment to health and safety.
(10) Yard cover. Every yard of a premises on which a dwelling stands shall be provided with lawn or combined ground cover of vegetation, garden, hedges, shrubbery, and related decorative materials and such yard shall be maintained consistently with prevailing community standards.
(11) Discontinuance of service or facilities. No owner, operator, or occupant shall cause any service, facility, equipment or utility which is required under this article to be removed from or shut off from or discontinued for any occupied dwelling or dwelling unit let or occupied by the same, except for such temporary interruptions as may be necessary while actual repairs or alterations are in process, or during temporary emergencies.