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■ Land use restrictive covenant required for use, and recording with the <br /> County. <br /> ■ Annual affidavit verifying continued owner-occupancy, with a fee. <br /> o Maximum unit size of 800 square feet. Internal ADU cannot exceed one-third <br /> (1/3) of the principal structure floor space. <br /> o Access and entrances <br /> ■ Walkway required from abutting public street to the primary entrance of <br /> the ADU <br /> ■ Internal stairways are permitted for access to upper floor ADU's, but <br /> external stairways must be placed on the side or rear of the structure for <br /> exterior access points. <br /> ■ Exterior stairways must be constructed with durable materials and match <br /> the finish of the structure they are attached to. <br /> o Additional parking is not required if off-street parking requirements for the <br /> principal structure are met. <br /> o Shall not be sold separately or made a separate tax parcel. <br /> city Type of ADU (Internal, attached detached Minimum Lot Size for ADU's <br /> Andover All types R-1 min. lot size—2.5 acres <br /> Dayton Internal, attached R-1 min. lot size - 10,890 sf(0.25 <br /> acres <br /> Detached Two 2 acres with IUP <br /> Elk River All types R-1 min. lot size—6,000 sf(0.13 <br /> acres <br /> Minneapolis All types No requirement <br /> Minnetrista All types No requirement <br /> Roseville All types No re uirement <br /> St. Paul All types 5,000 sf 0.11 acres <br /> ADU Resources and Information <br /> - AARP: partner of ADU's as it relates to senior living <br /> - American Planning Association <br /> - City of St. Paul's Case Study on ADU's <br /> - ADU by City Research <br /> - Family Housing Fund <br /> o Handout <br />