33-22 - Level of Yards LAST AMENDED 12/15/1961 In all #Commercial Districts#, the level of a #yard# or of a #rear yard equivalent# shall not be higher than #curb level#. However, this Section shall not be construed to require that natural grade level be disturbed in order to comply with this requirement. No #building or other structure# shall be erected above ground level in any required #yard# or #rear yard equivalent# except as otherwise provided in Section 33-23 (Permitted Obstructions in Required Yards or Rear Yard Equivalents).