Kittitas County hereby adopts the following codes, as amended by the Washington State Building Code Council pursuant to RCW 19.27 for the purpose of establishing rules and regulations for the construction, alteration, removal, demolition, equipment, use and occupancy, location and maintenance of buildings and structures.
1.
The most current edition of the International Building Code (IBC), published by the International Code Council as adopted and amended by the State of Washington in Chapter 51-50 WAC; with the following adopted appendices and amendments:
b.
Amendments
i.
Section 105.2 Work Exempt from Building Permit.
1.
One story detached accessory structures used as tool and storage sheds, playhouses and similar uses, provided the floor area does not exceed 120 square feet and is not used as habitable space and does not contain plumbing or mechanical. Square footage is determined by the dimensions to the outside of the exterior walls or posts and any usable space under the roof overhang or cantilever greater than 24”. Any area built into the roof system higher that 36” shall be considered in the square footage total. The distance between structures on the same lot shall be ten (10) feet otherwise they will be considered the same building and total square footage includes both structures. All accessory structures must meet all zoning and building setbacks, and must comply with the requirements of KCC Title 17A (Critical Areas) and KCC Chapter 14.08 (Flood Damage Prevention).
2.
Other exemptions as specified in Section 105.2.
ii.
Section 105.3.2 Expiration of Application
1.
If, after a plan review has been initiated, an application for building permit requires corrections, a letter will be sent notifying the applicant of those items necessary to complete the review of the application and that the application will expire 180 days from the date of notification if the corrections are not submitted or are not adequate to resolve the corrections items listed. The Building Official is authorized to grant one extension, not to exceed 365 days. The extension shall be requested in writing, prior to permit application expiration, and justifiable cause shall be demonstrated. If expired, the application becomes null and void and the deposit is forfeited.
2.
After a plan review has been completed, a letter will be sent notifying the applicant that the permit is ready for issuance and that if not purchased 180 days from the date of notification, the application will expire. The Building Official is authorized to grant one extension, not to exceed 365 days. The extension shall be requested in writing, prior to permit expiration, and justifiable cause shall be demonstrated. If expired, the application becomes null and void and, the deposit is forfeited.
2.
The most current edition of the International Residential Code (IRC), published by the International Code Council as adopted and amended by the State of Washington in Chapter 51-51 WAC; with the following adopted amendments:
a.
Amendments.
i.
Section R105.2 Work Exempt from Building Permit
1.
One-story detached accessory structures provided the floor area does not exceed 200 square feet, is not used for habitable space and does not contain plumbing or mechanical. Square footage is determined by the dimensions to the outside of the exterior walls or posts and any usable space under the roof overhang or cantilever greater than 24”. Any area built into the roof system higher that 36” shall be considered in the square footage total. The distance between structures on the same lot shall be ten (10) feet otherwise they will be considered the same building and total square footage includes both structures. All accessory structures must meet all zoning and building setbacks and must comply with the requirements of KCC Title 17A (Critical Areas) and KCC Chapter 14.08 (Flood Damage Prevention).
2.
Platforms, sidewalks and driveways not more than 30 inches above adjacent grade and not over any basement or story below.
3.
Other exemptions as specified in Section 105.2.
ii.
Section R105.3.2 Expiration of Application
1.
If, after a plan review has been initiated, an application for building permit requires corrections, a letter will be sent notifying the applicant of those items necessary to complete the review of the application and that the application will expire 180 days from the date of notification if the corrections are not submitted or are not adequate to resolve the corrections items listed. The Building Official is authorized to grant one extension, not to exceed 365 days. The extension shall be requested in writing, prior to permit application expiration, and justifiable cause shall be demonstrated. If expired, the application becomes null and void and the deposit is forfeited.
2.
After a plan review has been completed, a letter will be sent notifying the applicant that the permit is ready for issuance and that if not purchased 180 days from the date of notification, the application will expire. The Building Official is authorized to grant one extension, not to exceed 365 days. The extension shall be requested in writing, prior to permit expiration, and justifiable cause shall be demonstrated. If expired, the application becomes null and void and, the deposit is forfeited.
3.
The most current edition of the International Mechanical Code (IMC), published by the International Code Council as adopted and amended by the State of Washington in Chapter 51-52 WAC; including the adoption of and amendments to the most current edition of the International Fuel Gas Code (IFGC), the most current edition of the National Fuel Gas Code (NFPA 54) and the most current edition of the Liquefied Petroleum Gas Code (NFPA 58).
4.
The most current edition of the International Fire Code (IFC), published by the International Code Council as adopted and amended by the State of Washington in Chapter 51-54A WAC; including those standards of the National Fire Protection Association specifically referenced in the International Fire Code: PROVIDED, that, notwithstanding any wording in this code, participants in religious ceremonies shall not be precluded from carrying hand-held candles. The following appendices and amendments are specifically adopted:
a.
Appendices.
i.
Appendix B: Fire Flow for Buildings
ii.
Appendix C: Fire Hydrant Locations and Distribution
iii.
Appendix D: Fire Apparatus Access Roads
iv.
Appendix E: Hazard Categories
v.
Appendix F: Hazard Ranking
vi.
Appendix G: Cryogenic Fluids-Weight and Volume Equivalents
In case of conflict among the codes enumerated in subsections 1, 2, 3, and 4 of this section, the first named code shall govern over those following.
b.
Amendments.
i.
Section R109 Board of Appeals
1.
All appeals shall be heard by the Kittitas County Hearings Examiner.
ii.
Section B103 Modifications
1.
Within those unincoporated areas designated as Urban Growth Areas served by a Municipal Water System (MWS) as defined in RCW 90.03.015, and where the proposed project is within the said MWS Retail Service Area as defined in WAC 246-290-010 of said MWS, and said MWS has service lines capable of delivering the MWS Water System Plan’s required fire flow that are within 100 feet of the proposed project boundary, and said MWS has sufficient water rights to serve the proposed project, water lines shall be extended and the proposed project shall meet the MWS Water System Plan as it relates to fire flow and/or automatic sprinkling of structures.
2.
Within those unincorporated areas outside of a UGA but within an area designated as a LAMIRD served by a Municipal Water System (MWS) as defined in RCW 90.03.015, and where the proposed project is within the said MWS Retail Service Area as defined in WAC 246-290-010 of said MWS, and said MWS has service lines capable of delivering the MWS Water System Plan’s required fire flow that are within 100 feet of the proposed project boundary, and said MWS has sufficient water rights to serve the proposed project, water lines shall be extended and the proposed project shall meet the MWS Water System Plan as it relates to fire flow and/or automatic sprinkling of structures.
3.
Within all other unincorporated areas outside of a UGA and LAMIRD served by a Municipal Water System (MWS) as defined in RCW 90.03.015, and where the proposed project is within the said MWS Retail Service Area as defined in WAC 246-290-010 of said MWS, and said MWS has service lines capable of delivering the MWS Water System Plan’s required fire flow that are within 100 feet of the proposed project boundary, and said MWS has sufficient water rights to serve the proposed project, water lines shall be extended and the proposed project shall meet the MWS Water System Plan as it relates to fire flow and/or automatic sprinkling of structures.
4.
All other unincorporated areas outside of the above where a proposed project does not meet the criteria as established in Sections 1, 2 and 3 above shall not be required to provide fire flow or automatic sprinklers for residential development on lots that average more than thirty-five thousand square feet in size, but shall meet the International Wildland-Urban Interface Code as adopted and amended by Kittitas County except where said code requires automatic sprinklers and/or fire flows.
7.
The most current edition of the International Property Maintenance Code (IPMC), as published by the International Code Council.
8.
The most current edition of the International Wildland Urban Interface Code, as published by the International Code Council; with the following adopted appendices and amendments:
9.
The most current edition of the International Swimming Pool and Spa Code (ISPSC), as published by the International Code Council.
(Res. 84-29, 1984; Ord. 92-29, 1992; Ord. 93-4, 1993; Ord. 95-7, 1995; Ord. 98-23, 1998; Ord. 2004-18, 2004; Ord. 2007-19, 2007; Ord. 2007-29, 2007; Ord. 2008-22, 2008; Ord. 2010-003, 2010; Ord. 2010-010, 2010; Ord. 2011-001, 2011; Ord. 2013-006, 2013; Ord. 2013-013, 2013; Ord. 2016-012, 2016; Ord. 2017-001, 2017; Ord. 2018-005, 2018; Ord. 2021-003, 2021; Ord. 2023-010, 2023; Ord. 2025-001, 1/7/2025)