§ 17-417. Window signs.
(a) Where allowed.
Window signs are allowed:
(1) in a residential use category, only on multi-family dwellings with 20 or more units;
(2) in all other use categories, on all uses for which the sign is otherwise allowed under this title;
(3) in the zoning districts specified in this title or in Table 17-201: Sign Regulations.
(b) Aggregate size; Blocking views.
(1) Window signs may not block views into or out from the building in the area between 5 feet and 7 feet above the adjacent grade, in the R-5, R-6, R-7, R-8, R-9, R-10, C-1, C-1-VC, and C-2 Zoning Districts.
(2) "Window area" means a continuous surface undivided by any architectural or structural element. Mullions are not considered an element that divides a window area.
(c) Additional Rules.
Except as provided in § 17-402 {"Alcoholic beverage and cigarette advertising signs"} of this title, signs affixed to the inside of a window or mounted within 12 inches of a window are allowed, as long as the total of all window signs on a window, whether permanent or temporary, but not counting window displays, occupies no more than a percentage of the total window area, as specified in Table 17-201: Sign Regulations.