The use regulations of Article VI, Chapter 2 (Special Regulations Applying in the Waterfront Area) shall apply, except that the provisions of Section 62-29 (Special Use Regulations for R6, R7, R8, R9 and R10 Districts) shall be modified to allow uses listed in Section 62-212 (Waterfront-Enhancing (WE) uses) to be located anywhere within a building existing prior to July 20, 2017, provided that no commercial floor area is located above a dwelling unit.