1215.04 ABANDONMENT OF NONCONFORMING USES.
   A nonconforming use which has been abandoned shall not be replaced by a nonconforming use.
   A.    Abandonment of a Nonconforming Use of Land Other than Structures. A nonconforming use of land shall be deemed abandoned when the nonconforming use has been replaced by a conforming use or when the nonconforming use has ceased and has not been resumed for a continuous period of one (1) year.
   B.    Abandonment of a Nonconforming Use or Structure.
      1.    Standard. A nonconforming use of structure shall be deemed abandoned when it has been replaced by a conforming use or when the nonconforming use has ceased for a continuous period of one (1) year.
      2.    Third Floor Occupancy of Two-Family Dwelling. A nonconforming use of a third-floor area in a two-family dwelling shall be conclusively deemed abandoned upon the failure of the owner or agent of such dwelling to file the Annual Registration required by Section 1413.01 of the Housing Code for a continuous period of one (1) year, or upon the discontinuance of the use for a period of one (1) year.