Subtitle 2Definitions; General Provisions § 18-201. Definitions. § 18-202. Authority to continue. § 18-203. Safety regulations. § 18-204. Nonconformity not established by casual, etc., uses. § 18-205. Nonconformity with off-street parking requirements. § 18-206. Determination of nonconformity. § 18-207. Expiration of approval.