62-421 - Accessory non-residential roof parking LAST AMENDED 2/2/2011 On #waterfront blocks#, parking spaces #accessory# to non-#residential uses# may be located on the roof of a #non-residential building# or a non- #residential# portion of a #building# containing #residential use#, provided that they comply with Section 62-411 (Accessory residential roof parking), paragraphs (a) through (e).