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Kenmore building permits

Verified

Kenmore, Washington — as published 2026-09-16.

Verified 2026-09-16 · Source

Codes adopted

IBC — KMC 15.20.010: “The 2021 Edition of the International Building Code, excluding Chapter 1, ‘Scope and Administration,’ as published by the International Code Council, is adopted, together with the amendments set forth in Chapter 51-50 WAC.”IRC — KMC 15.20.120: “The 2021 Edition of the International Residential Code”, expressly including Appendix AT “Solar Ready Provisions”, Appendix AWU “Dwelling Unit Fire Sprinkler Systems”, Appendix AWV “Fire Sprinklers”, Appendix AWY “Construction and Demolition Material Management” and Appendix AWZ “Building Deconstruction”.IMC — KMC 15.20.140: “The 2021 Edition of the International Mechanical Code, excluding Chapter 1”, with the amendments in Chapter 51-52 WAC.UPC — KMC 15.20.145: “The 2021 Edition of the Uniform Plumbing Code, excluding Chapter 1, ‘Administration,’ as published by the International Association of Plumbing and Mechanical Officials”, together with Appendix A on sizing the water supply system.NFPA 54 — KMC 15.20.150: “The 2021 National Fuel Gas Code, excluding Chapter 1, ‘Administration,’ as published by NFPA, is adopted together with the amendments set forth in Chapter 51-52 WAC.”NFPA 58 — KMC 15.20.155: “The 2020 Liquefied Petroleum Gas Code, excluding Chapter 1, ‘Administration,’ as published by NFPA, is adopted, together with the amendments set forth in Chapter 51-52 WAC.”IFGC — KMC 15.20.160: “The 2021 Edition of the International Fuel Gas Code, excluding Chapter 1, ‘Administration’”, with the amendments in Chapter 51-52 WAC.WSEC — KMC 15.20.165: “The 2021 Washington State Energy Code, excluding Chapter 1, as adopted by the State Building Code Council in Chapters 51-11C and 51-11R WAC”.IEBC — KMC 15.20.170: “The 2021 Edition of the International Existing Building Code, excluding Chapter 1, ‘Scope and Administration’”.International Swimming Pool and Spa Code — KMC 15.20.175: “The 2021 Edition of the International Swimming Pool and Spa Code, excluding Chapter 1”. The first city in this Washington series to adopt it by name.International Wildland-Urban Interface Code — KMC 15.20.180 IS HEADED “International Wildland-Urban Interface Code adopted” AND ITS BODY READS, IN FULL, “Repealed by Ord. 24-0610.” KENMORE DOES NOT ADOPT IT. The heading is the only thing that says otherwise.NO ELECTRICAL CODE IS ADOPTED IN TITLE 15. Chapter 15.20's sections were enumerated end to end and none adopts the NEC or the Washington Cities Electrical Code, unlike Mountlake Terrace, Mercer Island, SeaTac and Des Moines. KMC 15.30.245(C) nonetheless sets a one-year life for “electrical, mechanical, and plumbing permits not associated with a building permit”. The usual Washington route is inspection by Labor and Industries under Chapter 19.28 RCW, BUT NO SUCH PROVISION WAS FOUND IN THIS TITLE and none is asserted here.

Permit types & fees

Residential building permit

Verified

Permit to build, alter or add to a house in Kenmore, under the International Residential Code adopted at KMC 15.20.120.

Verified 2026-09-16 · Source

Requirements

  • KMC 15.20.120 adopts “The 2021 Edition of the International Residential Code”, expressly including Appendix AT “Solar Ready Provisions”, Appendix AWU “Dwelling Unit Fire Sprinkler Systems”, Appendix AWV “Fire Sprinklers”, Appendix AWY “Construction and Demolition Material Management” and Appendix AWZ “Building Deconstruction”.
  • The IRC's own Chapter 1 is excluded; KMC Chapter 15.30, the Construction Administrative Code, is used in its place.
  • PERMIT LIFE IS TWO YEARS for an IRC-permitted structure or a tenant space in an existing building (KMC 15.30.245(A)).
  • WITHIN THOSE TWO YEARS the exterior must be complete — “roofing, siding, windows, exterior doors and applicable site and right-of-way improvements” — and that deadline “may not be extended” unless the building official approves otherwise.
  • A detached accessory structure is exempt only up to 200 square feet, and only where it is not within a critical area, shoreline, associated buffer or native growth protection area (KMC 15.30.205).
  • Appendix AWZ on building deconstruction and Appendix AWY on construction and demolition material management are adopted, so demolition and material handling carry code requirements many Washington cities do not adopt.

Required documents

  • RequiredPermit applicationKMC 15.30.200 requires a permit before regulated work begins. Kenmore's Construction Administrative Code at Chapter 15.30 governs the whole application process, because every adopted model code has its own Chapter 1 excluded.
  • RequiredEstimated permit valueKMC 15.30.365: “The applicant for a permit shall provide an estimated permit value at time of application.” The operative valuation is then “made by the applicant or building official, whichever is higher”, the official using the latest ICC “Building Safety Journal”.
  • OptionalSubmittal documents for plan reviewKMC 15.30.355 requires the plan review fee to be paid at the time the submittal documents required by KMC 15.30.275 are submitted.
  • OptionalCritical-area confirmation where an exemption is relied onKMC 15.30.205 applies its exemptions only where the work is not within critical areas, shorelines, associated buffers or native growth protection areas. NOT A CITY FORM — confirm the overlay with the city before treating work as exempt.

Fee schedule

Fee typeAmountNotes
Permit feeSet by adopted fee schedule
No dollar figure is published in the code. Show full citation

No dollar figure is published in the code. KMC 15.30.350 says a fee shall be paid “in accordance with the schedule as established by the applicable governing authority” — IT DOES NOT NAME THE BODY — and adds that “the building official is authorized to establish fees for any permit activity not specifically set forth herein”. A plan review fee is due at submittal under KMC 15.30.355. THE VALUATION THE FEE IS COMPUTED FROM IS NOT THE APPLICANT'S NUMBER BY DEFAULT: KMC 15.30.365 requires the applicant to give an estimated value, then provides that valuation “shall be made by the applicant or building official, whichever is higher”, with the official using “the latest edition of the ICC ‘Building Safety Journal’ publication”. Ask the city for the current schedule; it cannot be derived from the code.

Commercial building permit

Verified

Permit for commercial, multifamily, institutional and industrial construction in Kenmore, under the International Building Code adopted at KMC 15.20.010.

Verified 2026-09-16 · Source

Requirements

  • KMC 15.20.010 adopts “The 2021 Edition of the International Building Code, excluding Chapter 1, ‘Scope and Administration,’ as published by the International Code Council… together with the amendments set forth in Chapter 51-50 WAC.”
  • PERMIT LIFE IS THREE YEARS for a “commercial, educational, institutional, multifamily, public, industrial or similar structure” (KMC 15.30.245(B)).
  • The building official may grant only “a 30-day extension of time for permits when only the final inspection is remaining and all other work has been approved” (KMC 15.30.245(D)).
  • Kenmore writes its own administrative chapter and amends the IBC section by section: KMC 15.20.015 through 15.20.115 each amend a single IBC section, including Section 3117 “Waterfront Structures”, which KMC 15.20.110 ADDS to the code.
  • The 2021 International Existing Building Code is adopted at KMC 15.20.170 for work in existing buildings, again excluding its Chapter 1.

Required documents

  • RequiredPermit applicationKMC 15.30.200 requires a permit before regulated work begins. Kenmore's Construction Administrative Code at Chapter 15.30 governs the whole application process, because every adopted model code has its own Chapter 1 excluded.
  • RequiredEstimated permit valueKMC 15.30.365: “The applicant for a permit shall provide an estimated permit value at time of application.” The operative valuation is then “made by the applicant or building official, whichever is higher”, the official using the latest ICC “Building Safety Journal”.
  • OptionalSubmittal documents for plan reviewKMC 15.30.355 requires the plan review fee to be paid at the time the submittal documents required by KMC 15.30.275 are submitted.
  • OptionalCritical-area confirmation where an exemption is relied onKMC 15.30.205 applies its exemptions only where the work is not within critical areas, shorelines, associated buffers or native growth protection areas. NOT A CITY FORM — confirm the overlay with the city before treating work as exempt.

Fee schedule

Fee typeAmountNotes
Permit feeSet by adopted fee schedule
No dollar figure is published in the code. Show full citation

No dollar figure is published in the code. KMC 15.30.350 says a fee shall be paid “in accordance with the schedule as established by the applicable governing authority” — IT DOES NOT NAME THE BODY — and adds that “the building official is authorized to establish fees for any permit activity not specifically set forth herein”. A plan review fee is due at submittal under KMC 15.30.355. THE VALUATION THE FEE IS COMPUTED FROM IS NOT THE APPLICANT'S NUMBER BY DEFAULT: KMC 15.30.365 requires the applicant to give an estimated value, then provides that valuation “shall be made by the applicant or building official, whichever is higher”, with the official using “the latest edition of the ICC ‘Building Safety Journal’ publication”. Ask the city for the current schedule; it cannot be derived from the code.

Mechanical permit

Verified

Permit for mechanical work in Kenmore, under the International Mechanical Code adopted at KMC 15.20.140.

Verified 2026-09-16 · Source

Requirements

  • KMC 15.20.140 adopts “The 2021 Edition of the International Mechanical Code, excluding Chapter 1, ‘Scope and Administration’”, with the amendments in Chapter 51-52 WAC, and substitutes KMC Chapter 15.30 for the code's own Chapter 1.
  • A MECHANICAL PERMIT NOT ASSOCIATED WITH A BUILDING PERMIT EXPIRES IN ONE YEAR (KMC 15.30.245(C)) — the shortest of Kenmore's three permit lives.
  • Where mechanical work is part of a building permit it takes that permit's life instead, two years for an IRC structure and three for a commercial one, as an “associated ancillary permit” under KMC 15.30.245(A) and (B).

Required documents

  • RequiredPermit applicationKMC 15.30.200 requires a permit before regulated work begins. Kenmore's Construction Administrative Code at Chapter 15.30 governs the whole application process, because every adopted model code has its own Chapter 1 excluded.
  • RequiredEstimated permit valueKMC 15.30.365: “The applicant for a permit shall provide an estimated permit value at time of application.” The operative valuation is then “made by the applicant or building official, whichever is higher”, the official using the latest ICC “Building Safety Journal”.
  • OptionalSubmittal documents for plan reviewKMC 15.30.355 requires the plan review fee to be paid at the time the submittal documents required by KMC 15.30.275 are submitted.
  • OptionalCritical-area confirmation where an exemption is relied onKMC 15.30.205 applies its exemptions only where the work is not within critical areas, shorelines, associated buffers or native growth protection areas. NOT A CITY FORM — confirm the overlay with the city before treating work as exempt.

Fee schedule

Fee typeAmountNotes
Permit feeSet by adopted fee schedule
No dollar figure is published in the code. Show full citation

No dollar figure is published in the code. KMC 15.30.350 says a fee shall be paid “in accordance with the schedule as established by the applicable governing authority” — IT DOES NOT NAME THE BODY — and adds that “the building official is authorized to establish fees for any permit activity not specifically set forth herein”. A plan review fee is due at submittal under KMC 15.30.355. THE VALUATION THE FEE IS COMPUTED FROM IS NOT THE APPLICANT'S NUMBER BY DEFAULT: KMC 15.30.365 requires the applicant to give an estimated value, then provides that valuation “shall be made by the applicant or building official, whichever is higher”, with the official using “the latest edition of the ICC ‘Building Safety Journal’ publication”. Ask the city for the current schedule; it cannot be derived from the code.

Plumbing permit

Verified

Permit for plumbing work in Kenmore, under the Uniform Plumbing Code adopted at KMC 15.20.145.

Verified 2026-09-16 · Source

Requirements

  • KMC 15.20.145 adopts “The 2021 Edition of the Uniform Plumbing Code, excluding Chapter 1, ‘Administration,’ as published by the International Association of Plumbing and Mechanical Officials”, together with Appendix A, “Recommended Rules for Sizing the Water Supply System”.
  • Washington is a Uniform Plumbing Code state; Kenmore adopts the UPC rather than the International Plumbing Code, and names Appendix A specifically.
  • A PLUMBING PERMIT NOT ASSOCIATED WITH A BUILDING PERMIT EXPIRES IN ONE YEAR (KMC 15.30.245(C)).

Required documents

  • RequiredPermit applicationKMC 15.30.200 requires a permit before regulated work begins. Kenmore's Construction Administrative Code at Chapter 15.30 governs the whole application process, because every adopted model code has its own Chapter 1 excluded.
  • RequiredEstimated permit valueKMC 15.30.365: “The applicant for a permit shall provide an estimated permit value at time of application.” The operative valuation is then “made by the applicant or building official, whichever is higher”, the official using the latest ICC “Building Safety Journal”.
  • OptionalSubmittal documents for plan reviewKMC 15.30.355 requires the plan review fee to be paid at the time the submittal documents required by KMC 15.30.275 are submitted.
  • OptionalCritical-area confirmation where an exemption is relied onKMC 15.30.205 applies its exemptions only where the work is not within critical areas, shorelines, associated buffers or native growth protection areas. NOT A CITY FORM — confirm the overlay with the city before treating work as exempt.

Fee schedule

Fee typeAmountNotes
Permit feeSet by adopted fee schedule
No dollar figure is published in the code. Show full citation

No dollar figure is published in the code. KMC 15.30.350 says a fee shall be paid “in accordance with the schedule as established by the applicable governing authority” — IT DOES NOT NAME THE BODY — and adds that “the building official is authorized to establish fees for any permit activity not specifically set forth herein”. A plan review fee is due at submittal under KMC 15.30.355. THE VALUATION THE FEE IS COMPUTED FROM IS NOT THE APPLICANT'S NUMBER BY DEFAULT: KMC 15.30.365 requires the applicant to give an estimated value, then provides that valuation “shall be made by the applicant or building official, whichever is higher”, with the official using “the latest edition of the ICC ‘Building Safety Journal’ publication”. Ask the city for the current schedule; it cannot be derived from the code.

Fuel gas permit

Verified

Permit for fuel gas and LP-gas work in Kenmore, under the codes adopted at KMC 15.20.150, 15.20.155 and 15.20.160.

Verified 2026-09-16 · Source

Requirements

  • THREE SEPARATE GAS CODES ARE ADOPTED, AND THEY DO NOT SHARE A YEAR. KMC 15.20.150 takes “The 2021 National Fuel Gas Code” (NFPA 54); KMC 15.20.155 takes “The 2020 Liquefied Petroleum Gas Code” (NFPA 58); KMC 15.20.160 takes “The 2021 Edition of the International Fuel Gas Code”.
  • All three exclude their own Chapter 1 and all three attribute their amendments to the same Chapter 51-52 WAC, so the 2021/2020 split sits inside a single WAC citation.
  • KMC Chapter 15.30 is substituted for NFPA 54 Chapter 1 and NFPA 58 Chapter 1 expressly, by the adopting sections themselves.
  • Gas work not associated with a building permit takes the one-year permit life in KMC 15.30.245(C).

Required documents

  • RequiredPermit applicationKMC 15.30.200 requires a permit before regulated work begins. Kenmore's Construction Administrative Code at Chapter 15.30 governs the whole application process, because every adopted model code has its own Chapter 1 excluded.
  • RequiredEstimated permit valueKMC 15.30.365: “The applicant for a permit shall provide an estimated permit value at time of application.” The operative valuation is then “made by the applicant or building official, whichever is higher”, the official using the latest ICC “Building Safety Journal”.
  • OptionalSubmittal documents for plan reviewKMC 15.30.355 requires the plan review fee to be paid at the time the submittal documents required by KMC 15.30.275 are submitted.
  • OptionalCritical-area confirmation where an exemption is relied onKMC 15.30.205 applies its exemptions only where the work is not within critical areas, shorelines, associated buffers or native growth protection areas. NOT A CITY FORM — confirm the overlay with the city before treating work as exempt.

Fee schedule

Fee typeAmountNotes
Permit feeSet by adopted fee schedule
No dollar figure is published in the code. Show full citation

No dollar figure is published in the code. KMC 15.30.350 says a fee shall be paid “in accordance with the schedule as established by the applicable governing authority” — IT DOES NOT NAME THE BODY — and adds that “the building official is authorized to establish fees for any permit activity not specifically set forth herein”. A plan review fee is due at submittal under KMC 15.30.355. THE VALUATION THE FEE IS COMPUTED FROM IS NOT THE APPLICANT'S NUMBER BY DEFAULT: KMC 15.30.365 requires the applicant to give an estimated value, then provides that valuation “shall be made by the applicant or building official, whichever is higher”, with the official using “the latest edition of the ICC ‘Building Safety Journal’ publication”. Ask the city for the current schedule; it cannot be derived from the code.

Sources & verification

Verified against official sources. Last reviewed 2026-09-16.

Department & other records

Fees, timelines, and adopted codes are researched from each jurisdiction's published records — see how we verify. Requirements change and vary by project, so always confirm the current details with the Kenmore building department before you submit. PermitBase is an independent reference and is not affiliated with any government agency.

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Permalink: /washington/king-county/kenmore/as-of/2026-09-16/

Snapshot date: 2026-09-16

Commit: 93bb6f6

Reproducible from PermitBase’s version-controlled dataset, commit 93bb6f6.