Sep 6, 2019 Accessory Dwelling Unit Conversion of Existing Detached Structure Information Bulletin This Information Bulletin is intended to provide guidance to applicants on prescriptive provisions for the conversions of legally existing one-story detached structures such as garages, utility rooms, storage rooms, recreation rooms, hobby shops, accessory living quarters, etc. to ADUs. View Accessory Dwelling Unit Conversion of Existing Detached Structure Leave a comment Newest on top Oldest on top Load more comments Your name Email (optional) Submit