Housing groups warn proposed ADU enforcement would disincentivize accessory units

Mar 17, 2026

Nonprofits and housing advocates urged the council to amend a proposed ADU enforcement bill to avoid onerous annual attestations, disproportionate fines and one-year rental-license cycles, saying such rules would discourage homeowners from creating accessory dwelling units.

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Council took testimony on Council Bill 21-20-26, a proposal to strengthen enforcement of owner-occupancy rules for accessory dwelling units (ADUs). Columbia Housing Center and affordable-housing advocates opposed the bill as written, saying annual attestations, higher fines ($2,500 first violation; $5,000 second) and a one-year rental-license renewal cycle would create an uneven regulatory burden on homeowners and could discourage ADU construction.

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