(a) The lawful use of a dwelling, building or structure, a parcel or lot, or the use of any land or premises as lawfully existing on the effective date of this Zoning Code may be continued, although such dwelling, building, structure, parcel or lot, or use does not conform to this Zoning Code.
(b) If no structural alterations are made to an existing nonconforming structure or building, a nonconforming use of a building or premises may be changed to another nonconforming use of a more restricted classification, subject to approval by the Board of Zoning Appeals.
(c) Whenever a nonconforming use has been changed to a more restricted use or to a conforming use, such use shall not thereafter be changed to a less restrictive use, including the former use, or another nonconforming use.
(d) Whenever the use of a building or premises becomes nonconforming through a change in this Zoning Code or district boundaries, such use may be continued unless it is specifically restricted by another section of this Zoning Code enacted for the health, safety and welfare of the Municipality. If no structural alterations are made, it may be changed to another nonconforming use of a more restricted classification, subject to approval by the Board of Zoning Appeals.
(Ord. 17-2013, passed 9-24-2013)