§ 150.411 INTERNATIONAL RESIDENTIAL CODE FOR ONE AND TWO-FAMILY DWELLINGS.
   (A)   Adoption.
      (1)   The International Residential Code for One and Two-Family Dwellings, 2015 Edition, including Appendices, as published by the International Code Council, is hereby adopted, and designated as the Residential Building Code of the City of Sunset Valley, and is made a part hereof, as amended.
      (2)   Unless deleted, amended, expanded, or otherwise changed herein, all provisions of such Code shall be fully applicable and binding. In the event a conflict is determined to exist between said International Residential Code for One and Two-Family Dwellings as adopted and the other provisions of the Land Development Code, the Land Development Code provisions will prevail.
   (B)   Amendments. The International Residential Code for One and Two-Family Dwellings is hereby modified as adopted by the addition of the following provisions:
      (1)   The Board of Appeals shall be the Board of Adjustment of the City of Sunset Valley;
      (2)   No permit shall be required for minor roof improvements or repair under 25% of the roof surface. Not more than 25% of the roof covering of any building or structure can be replaced unless the entire roof covering is made to conform to the requirements of this Code for new buildings and structures.
         New roof coverings shall not be installed without first removing existing roof coverings where any of the following conditions occur:
         Where the existing roof or roof covering is water-soaked or has deteriorated to the point that the existing roof or roof covering is not adequate as a base for additional roofing.
         Where the existing roof covering is wood shake, slate, clay, cement or asbestos-cement tile.
         Where the existing roof has two or more applications of any type of roof covering.
         Where the existing shingles have been moderately or severely damaged by hail.
      (3)   Section R105.2 Work exempt from permit is modified to add the following:
         A one-story detached accessory structure that is no more than 120 square feet (11 m2) of floor area, does not create a dwelling, contains no plumbing, and is not located within a flood hazard area.