§ 153.41 MAINTENANCE AND REPAIR OF PROPERTIES IN DISTRICT.
   (A)   All buildings, structures, real estate or improvement thereon within the area officially described as the District, whether owned or controlled privately or by any public body, shall receive reasonable care, maintenance and upkeep appropriate for the preservation, protection, perpetuation or use in conformity with the purposes of this chapter and Chapter 151 of this code of ordinances.
   (B)   Neither the owner of, nor the person in charge of, a building, structure, real estate or improvement thereon, within the area officially described as the District, shall permit the structure to fall into a state of disrepair, which may result in the deterioration of any exterior appurtenance or architectural feature so as to produce or tend to produce or tend to produce in the judgement of the Historic Commission, a detrimental effect upon the character of the District as a whole, or the life and character of the structure in question, including, but not limited to:
      (1)   The deterioration of exterior walls or other vertical supports;
      (2)   The deterioration of roofs or other horizontal members;
      (3)   The deterioration of exterior chimneys;
      (4)   The deterioration or crumbling of exterior walls, roofs and foundations, including broken windows and doors;
      (5)   The ineffective waterproofing of exterior walls, roofs and foundations, including broken windows and doors; and
      (6)   The deterioration of any feature so as to create or permit the creation of any hazardous or unsafe condition or conditions.
(1981 Code, § 39.04)