Summary: The City of Seattle requires that a Side Sewer Permit be issued before work begins on all side sewers and service drains, including new installations, alterations, repairs, capping, relocations, removals, and conditional and temporary dewatering work. Emergency repair work is allowed without getting a permit in advance, but a permit must be obtained from the Seattle Department of Planning and Development (DPD) the next City working day,
Date Revised: 08/12/2019