Land Use & Zoning
What is 'accessory dwelling unit' (ADU) legislation in Delaware?
AA Delaware law prohibiting accessory structures on residential properties
BLegislation allowing secondary dwelling units (in-law suites, garage apartments, backyard cottages) on single-family residential lots — Delaware municipalities are increasingly permitting ADUs to increase affordable housing supply✓ Correct
CA zoning designation exclusive to luxury resort communities
DA Delaware program requiring all homeowners to build ADUs for rental income
Explanation
ADUs (in-law suites, carriage houses, garage apartments) are secondary dwelling units on single-family lots. Delaware municipalities are increasingly permitting ADUs as an affordable housing and gentle-densification tool. ADU regulations govern size, setbacks, parking, and owner-occupancy requirements. Adding an ADU can significantly increase a property's income and value — an important consideration for Delaware buyers and investors.
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