81-141 - Special sign regulations LAST AMENDED 6/23/2005 (a) For all existing and new #uses# in the Fifth Avenue Subdistrict, #signs# shall not be permitted on the exterior of any #building# below a level of 10 feet above #curb level#. The aggregate #surface area# of all #signs# in ground floor windows is restricted to not more than one-third of the window area. Any #sign# that does not comply with the provisions of this paragraph, (a), shall be terminated, except that a #sign# which the Chairperson of the City Planning Commission certifies is an integral part of the #building#, shall not be required to terminate. (b) In a C5-3 District within the Fifth Avenue Subdistrict, the Chairperson of the City Planning Commission may, by certification, modify the requirements of Section 32-655 (Height of signs in all other Commercial Districts), to allow a single non-#illuminated sign# per #building#, other than an #advertising sign#, to be located at a height between 25 and 50 feet above #curb level#, provided that the permitted #sign# shall: (1) be limited to one name and/or address of the #building# or the name of an establishment located therein, consisting only of individual letters and/or numbers not exceeding 18 inches in height; (2) not be within a frame, a border, or any kind of background other than the #building# facade; (3) not project more than three inches from the facade of the #building#; and (4) not exceed 25 square feet in aggregate #surface area#. (c) On any #zoning lot# occupied by a landmark designated by the Landmarks Preservation Commission which lies partially or wholly within the Fifth Avenue Subdistrict, the Chairperson of the City Planning Commission may, by certification, modify the applicable #sign# regulations of Section 32-60 to permit #illuminated signs# on the open area of the #zoning lot#, provided that such #signs# shall: (1) be a re-creation of historic #signs# and that the Landmarks Preservation Commission has issued a Certificate of Appropriateness or other permit for such #signs#; (2) not exceed a #surface area# of 12 square feet per #sign#; and (3) not project across a #street line#.