A. 
Every foundation, roof and exterior wall, door, skylight and window shall be reasonably weathertight, watertight and damp-free and shall be kept in sound condition and good repair. 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 using nontoxic materials where readily accessible to children. Walls shall be capable of affording privacy for the occupants. Every premises shall be graded, drained, free of standing water and maintained in a clean, sanitary and safe condition.
B. 
Where interior painted surfaces are readily accessible to children, paints shall contain less than 1% lead by weight.
Every window, exterior door and basement hatchway or similar devices shall be kept rodentproof and reasonably watertight and weathertight and shall be kept in working condition and good repair.
A. 
During that portion of the year when there is a need for protection against flying insects, every door opening directly from a dwelling unit to outside space shall have supplied properly fitting screens having at least 16 mesh and a self-closing device, and every window or other device with openings to outdoor space used or intended to be used for ventilation shall likewise be supplied with screens except that such screens shall not be required during such period:
(1) 
In rooms deemed by the Secretary to be located high enough in the upper stories of a building as to be free from such insects.
(2) 
In rooms located in areas of this commonwealth which are deemed by the Secretary to have so few insects as to render screens unnecessary.
B. 
Every window located at or near ground level used or intended to be used for ventilation and every other opening located at or near ground level which might provide an entry for rodents shall be supplied with an adequate screen or such other device as will effectively prevent their entrance.
Every dwelling, multiple dwelling, rooming house or accessory structure and the premises on which located shall be maintained so as to prevent and eliminate rodent harborage.
All fences shall be maintained in good condition, and any wood materials shall be protected against decay by use of paint or other preservative. Wherever any egress from the dwelling opens into the fenced area, there shall be a means of egress from the premises to any public way adjacent thereto.
[1]
Editor's Note: See also Ch. 62, Fences, Walls and Hedges.
Accessory structures present or provided by the owner, agent or tenant occupant on the premises of a dwelling shall be structurally sound, be designed to prevent rodent harborage and be maintained in good repair and free of vermin by the owner, agent or occupant, or such structures shall be removed from the premises.
Every foundation, roof, floor, exterior and interior wall, ceiling inside and outside stair, every porch, and every appurtenance thereto, shall be safe to use and capable of supporting the loads that normal use may cause to be placed thereon and shall be kept in sound condition and good repair. Every inside and outside stair or step shall have uniform risers and treads.
Every plumbing fixture and water and waste pipe shall be properly installed and maintained in good sanitary working condition in compliance with appropriate ordinances or regulations.[1]
[1]
Editor's Note: See Ch. 111, Plumbing.
Every water closet compartment, bathroom and kitchen floor and wall surface shall be constructed and maintained so as to be reasonably impervious to water and so as to permit such floor to be easily kept in a clean and sanitary condition.
Every plumbing fixture and pipe, every chimney, flue and smoke pipe, and every other facility, piece of equipment or utility which is present in a dwelling or dwelling unit or which is required under this chapter shall be constructed and installed in conformance with the appropriate statutes, ordinances and regulations.
No owner, operator or occupant shall cause any service, facility, equipment or utility which is required under this chapter to be removed from or shut off from or discontinued for any occupied dwelling or dwelling unit let or occupied by him, except for such temporary interruption as may be necessary while actual repairs or alterations are in process or during temporary emergencies when discontinuance of service is approved by the Secretary.
All construction and materials, ways and means of egress and installation and use of equipment shall conform to applicable state and local laws dealing with fire protection.[1]
[1]
Editor's Note: See Ch. 65, Fire Prevention.