A. The roof and flashing of a dwelling shall be structurally sound, tight, and have no defects that admit water.

B. Roof drainage of a dwelling shall channel water into approved receivers and shall be adequate to prevent water buildup or ponding from causing dampness in the walls or interior portion of the building. Roof drains, gutters and downspouts of a dwelling shall be free from obstructions and maintained in good repair, so as not to be plugged, overflowing, or in a state of deterioration. Any building or structure having originally been designed for and fitted with gutters and downspouts shall continuously be maintained with such devices, in sound condition and good repair.

C. In any two-year period, tarps, tar paper or other similar materials shall not be exposed to weather on the exterior of a structure for a cumulative period of more than three months. [BC 8.07.120, added by Ordinance No. 4448, 8/20/07]