It shall be the responsibility of a property owner asserting a nonconformity to provide the evidence that it is lawful, including documentation of the property's historically established use. The property owner may request certificate of nonconformance from the Zoning Officer after providing sufficient evidence. The Zoning Officer shall maintain records of nonconforming uses or structures which shall contain the names and addresses of all persons having an ownership or possessory interest in the property, a description of the property, its location, its zoning classification, a detailed description of each nonconforming use and structure, the manner in which it is nonconforming, the date and a detailed description of each alteration, restoration, reconstruction, change, extension, and enlargement, the date of any abandonment or discontinuance, the date of issuance of each certificate of nonconformance, and any other pertinent information.