 It reclassifies garage studio apartments, labeling them as ADUs, and it also broadens the rules for where and how the secondary housing is implemented. The changes are made to be consistent with state and federal code and to promote affordable housing in Sussex County. They include applicants not being required to go before the Board of Adjustments for special use approval to include an ADU on a residential lot, as well as allowing units to have self-contained kitchen space. Council President Michael Vincent.