(Amended by Ordinance No. 181437, effective December 21, 2007.) All plumbing installations shall be designed and installed in accordance with the Oregon State Plumbing Specialty Code, the State of Oregon Residential Specialty Code, Title 25 and this Chapter. Permits and inspections shall be required for all plumbing work except as specifically exempted by Title 28.
Existing plumbing which was lawfully in place in the City of Portland as of January 1, 2008 or which was constructed or relocated under a valid permit after that date, shall be grandfathered as provided in Title 28.