Permit Requirements for Seaside, Oregon
For Plumbing projects in Seaside, determining the correct permitting authority depends on whether the project site is located within the incorporated city limits or in an unincorporated area of Clatsop County.
Authority Having Jurisdiction (AHJ)
Most jurisdictions require permits for Plumbing work to ensure safety and code compliance. The governing body responsible for issuing these permits varies by specific location:
General Plumbing Guidelines
Permits are usually required for new installations, structural modifications, or major repairs. While minor maintenance or cosmetic updates may be exempt, landowners should always verify local codes before work begins.
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If you have found a direct link to a permit portal or a specific local ordinance for Plumbing in this area, please submit an update.
Because Seaside is located within Clatsop County, the following broader county regulations may also apply to your project:
Oregon, Clatsop County Plumbing Permit Regulations and County Ordinances for Unincorporated Areas
Clatsop County Building & Safety Division
Clatsop County's Building Codes Division is responsible for reviewing building plans, issuing permits, and conducting inspections for new and altered buildings. This includes structural, mechanical, and plumbing work. For unincorporated areas, the county handles structural, mechanical, and plumbing inspections.
Plumbing Permit Requirements for Unincorporated Areas
In unincorporated Clatsop County, a development permit and building permit are generally required for all permitted uses. A plumbing permit is required for:
- Replacing water heaters.
- Altering piping within walls, ceilings, or beneath floors.
- All new plumbing installations.
- Emergency repair, alteration, or replacement of freeze-damaged or leaking concealed piping if the new piping exceeds 5 feet.
- Remodeling or adding onto a one- or two-family dwelling when existing plumbing is to be relocated.
- Installation of building sewers, water service, and rain drains outside the building.
A plumbing permit is NOT required for ordinary minor repairs to existing accessible fixtures, parts, and appliances, or their related water and drain attachments.
If you are unsure whether a permit is needed, it is recommended to contact the Building Codes Division at (503) 338-3697.
Resources to Learn More
The following statewide building codes and regulations apply universally to all jurisdictions within Oregon:
Oregon Plumbing Legislation, Codes, and Guidelines
Oregon Plumbing Codes and Legislation
The state of Oregon regulates plumbing installations, repairs, and alterations through the Oregon Plumbing Specialty Code (OPSC). The current edition is the 2023 OPSC, which became effective on October 1, 2023. This code is based on the 2021 edition of the Uniform Plumbing Code (UPC), published by the International Association of Plumbing and Mechanical Officials (IAPMO), and incorporates specific amendments tailored to Oregon's local needs, climate, and building standards.
Regulatory Agencies and Oversight
The primary state agency responsible for the adoption, administration, and enforcement of plumbing codes in Oregon is the Building Codes Division (BCD), which operates under the Oregon Department of Consumer and Business Services (DCBS). The BCD is authorized by Oregon Revised Statutes (ORS) Chapter 447 and Chapter 693 to establish statewide plumbing standards and manage the licensing program for plumbing professionals. The State Plumbing Board assists the BCD by providing expertise, overseeing licensing, and ensuring that plumbing work meets minimum safety standards through the code adoption and review process.
Resources to Learn More