Expansion of nonconforming uses.
Columbus City Codes § 3391.07
in effect3391.07 - Expansion of nonconforming uses.
A nonconforming use may not be expanded or moved except as allowed by this chapter or as follows:
A nonconforming use may be expanded or moved by Special Permit under C.C. Chapter 3307, or as provided below.
1. A nonconforming use may be expanded subject to the following standards:
a. Detached structures. The construction of a detached accessory structure related to a nonconforming residential use shall be permitted subject to the provisions for residential accessory structures and private residential garages in this zoning code.
b. Additions. For nonconforming residential uses, ordinary non-habitable additions such as attached garages, porches and decks, although requiring zoning clearance, shall not be considered expansions of nonconforming uses. Such non-habitable additions to nonconforming residential uses shall comply with the applicable development standards of the residential district that permits such use. (Example: Non-habitable structural additions to a nonconforming use consisting of a six-unit residential use located in a C-4 district will be subject to development standards in C.C. Chapter 3333, Apartment Districts as applied to the districts permitting a six-unit dwelling.)
(Ord. No. 2323-2012, § 1, 12-10-2012)
Source: City of Columbus, City Codes and City Charter (Municode Library, library.municode.com)URL: https://library.municode.com/oh/columbus/codes/code_of_ordinances?nodeId=TIT33ZOCO_CH3391NO_3391.07EXNOUSFetched: 10/27/2026