"Accessory dwelling unit, detached" ("Detached accessory dwelling unit") means an accessory dwelling unit that is physically separated from and located in a different structure than the primary dwelling. (Added by Amended Ord. 02-064, Dec. 9, 2002, Eff date Feb. 1, 2003; Amended by Ord. 04-021, Mar. 31, 2004, Eff date Apr. 23, 2004; Amended by Ord. 06-138, Dec. 13, 2006, Eff date Jan. 5, 2007; Amended by Amended Ord. 21-018, June 9, 2021, Eff date June 19, 2021).