A non-conforming parcel of land that did not comply with the requirements of the district in which it is located after the aforesaid effective date shall be a lawful building site provided.
(A) Single ownership. Any lot or parcel of land under one ownership and of record or the subject of a contract of sale on the aforesaid effective date and, where no adjoining land was then or now owned by the same person, may be used as a building site even when of less area or width than that required by the zoning regulations for the district in which it is located.
(B) Approved by variance. Such site is approved by the variance procedure as outlined herein.
(C) Acquisition by governmental entity. Such site conforms to the code requirements but was made non-conforming by acquisition of a portion thereof by a governmental entity so that the parcel size is decreased not more than 20% and the yard facing any road was decreased not more than 50%.
(D) Erection prior to adoption. Where buildings or structures have been erected prior to or subsequent to the aforesaid effective date, the area on which such buildings or structures are erected shall not be subsequently divided so as to reduce the building site area and/or frontage below the requirements of this chapter for the zoning district in which such building exists.
(Prior Code, § 10-6-2) Penalty, see § 153.999