Skip to code content (skip section selection)
Compare to:
Boise Overview
Boise, ID Code of Ordinances
CITY CODE of BOISE CITY, IDAHO
ORDINANCES PENDING REVIEW FOR CODIFICATION
ADOPTING ORDINANCE
TITLE 1 ADMINISTRATION
TITLE 2 BOARDS, COMMISSIONS, COMMITTEES
TITLE 3 LICENSES AND PERMITS
TITLE 4 HEALTH AND SANITATION
TITLE 5 PUBLIC SAFETY
TITLE 6 MOTOR VEHICLES AND TRAFFIC
TITLE 7 PUBLIC WAYS AND PROPERTY
TITLE 8 AIRPORT
TITLE 9 BUILDING CODES AND REGULATIONS
CHAPTER 1 BUILDING CODE
ARTICLE A. BUILDING CODE
ARTICLE B. ONE- AND TWO-FAMILY DWELLING BUILDING CODE
9-1B-1: PURPOSE:
9-1B-2: CODE ADOPTED:
9-1B-3: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R101.1, TITLE:
9-1B-4: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R101.2, SCOPE, REPEAL THE EXCEPTION AND REPLACE:
9-1B-5: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R102.7, EXISTING STRUCTURES:
9-1B-6: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R103, DIVISION OF BUILDING SAFETY:
9-1B-7: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R104.10.1, FLOOD HAZARD AREAS:
9-1B-8: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R105.2, WORK EXEMPT FROM PERMIT:
9-1B-9: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R105.2.1, EMERGENCY REPAIRS:
9-1B-10: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R105.2.2, REPAIRS:
9-1B-11: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R105.3.1.1, DETERMINATION OF SUBSTANTIALLY IMPROVED OR SUBSTANTIALLY DAMAGED EXISTING BUILDINGS IN FLOOD HAZARD AREAS:
9-1B-12: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R105.3.2, TIME LIMITATION OF APPLICATION:
9-1B-13: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R105.5, EXPIRATION:
9-1B-14: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, ADD SECTION R105.10, PERMIT TRANSFER:
9-1B-15: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R106.1, SUBMITTAL DOCUMENTS:
9-1B-16: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R107.1, TEMPORARY STRUCTURES - GENERAL:
9-1B-17: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R107.3, TEMPORARY POWER:
9-1B-18: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R108.2, SCHEDULE OF PERMIT FEES:
9-1B-19: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R108.3, BUILDING PERMIT VALUATIONS:
9-1B-20: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R108.5, FEE REFUNDS:
9-1B-21: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R108.6, WORK COMMENCING BEFORE PERMIT ISSUANCE:
9-1B-22: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R109.1.3, FLOODPLAIN INSPECTIONS:
9-1B-23: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R109.4, APPROVAL REQUIRED:
9-1B-24: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, ADD SECTION R110.1.1, CERTIFICATE OF COMPLETION:
9-1B-25: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R110.4, TEMPORARY OCCUPANCY:
9-1B-26: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R111.1, CONNECTION OF SERVICE UTILITIES:
9-1B-27: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, ADD SECTION R111.4, AUTHORITY TO DISCONNECT UTILITIES FOR OCCUPANCY VIOLATIONS:
9-1B-28: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R112.1, BUILDING CODE BOARD OF APPEALS, ADD SECTION R112.1.1, APPEALS TO THE BUILDING CODE BOARD OF APPEALS AND ADD SECTION R112.1.2, APPEAL PROCEDURE:
9-1B-29:
9-1B-30: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R114, STOP WORK ORDER:
9-1B-31: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, ADD SECTION R115, UNSAFE STRUCTURES AND EQUIPMENT AND SECTION R115.1, CONDITIONS:
9-1B-32: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R202, DEFINITION FOR TOWNHOUSE:
9-1B-33: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, TABLE R301.2(1), CLIMATIC AND GEOGRAPHIC DESIGN CRITERIA:
9-1B-34: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R301.2.1.2, PROTECTION OF OPENINGS, IS DELETED:
9-1B-35: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, TABLE R302.1(1), EXTERIOR WALLS:
9-1B-36: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, TABLE R302.6, DWELLING-GARAGE SEPARATION:
9-1B-37: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R303.4, MECHANICAL VENTILATION:
9-1B-38: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R309.3, FLOOD HAZARD AREAS:
9-1B-39: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R313.1, TOWNHOUSE AUTOMATIC FIRE SPRINKLER SYSTEMS EXCEPTION:
9-1B-40: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R313.2, ONE- AND TWO-FAMILY DWELLINGS AUTOMATIC FIRE SPRINKLER SYSTEMS, IS DELETED:
9-1B-41: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R314.2.2, ALTERATIONS, REPAIRS AND ADDITIONS, DELETE EXCEPTION #2:
9-1B-42: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, ADD SECTION R314.7.5, HEAT DETECTOR WITHIN GARAGES:
9-1B-43: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R315.2.2, ALTERATIONS, REPAIRS AND ADDITIONS, DELETE EXCEPTION #2:
9-1B-44: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R322.1, FLOOD-RESISTANT CONSTRUCTION, GENERAL:
9-1B-45: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R322.1.10, AS-BUILT ELEVATION DOCUMENTATION:
9-1B-46: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R322.2.1, ELEVATION REQUIREMENTS:
9-1B-47: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R322.2.2, ENCLOSED AREA BELOW DESIGN FLOOD ELEVATION, SUBPARAGRAPH 2.1:
9-1B-48: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, TABLE R403.1(1) MINIMUM WIDTH AND THICKNESS FOR CONCRETE FOOTINGS FOR LIGHT-FRAME CONSTRUCTION, TABLE R403.1(2) MINIMUM WIDTH AND THICKNESS FOR CONCRETE FOOTINGS FOR LIGHT-FRAME CONSTRUCTION WITH BRICK VENEER, TABLE R403.1(3) MINIMUM WIDTH AND THICKNESS FOR CONCRETE FOOTINGS WITH CAST-IN-PLACE OR FULLY GROUTED MASONRY WALL CONSTRUCTION, AND TABLE R403.4 MINIMUM DEPTH (D) AND WIDTH (W) OF CRUSHED STONE FOOTINGS, ARE DELETED:
9-1B-49: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, ADD TABLE R403.1, MINIMUM WIDTH OF CONCRETE, PRECAST, OR MASONRY FOOTINGS:
9-1B-50: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R403.1.1, MINIMUM SIZE:
9-1B-51: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R602.10, WALL BRACING:
9-1B-52: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R903.1, GENERAL ROOF COVERING:
9-1B-53: ADDITION OF GRADING PROVISIONS RELATED TO ONE-AND-TWO-FAMILY DWELLINGS:
9-1B-54: ADDITION OF MINIMUM STANDARDS FOR MODULAR NON-HUD STRUCTURES AND MANUFACTURED PRE-HUD STRUCTURES:
9-1B-55: FIRE SPRINKLER AND ALTERNATIVE EXTINGUISHING SYSTEM PERMITS, PLAN REVIEW, INSPECTIONS, AND FEES:
9-1B-56: FIRE ALARM SYSTEM PERMITS, PLAN REVIEW, INSPECTIONS, AND FEES:
CHAPTER 2 DEVELOPMENT IMPACT FEE
CHAPTER 3 SPECIAL DESIGN STANDARDS FOR TYPE V CONSTRUCTION
CHAPTER 4 PLUMBING CODE
CHAPTER 5 ELECTRICAL CODE
CHAPTER 6 UNIFORM HOUSING CODE
CHAPTER 7 MECHANICAL, FUEL GAS AND RESIDENTIAL CODES1
CHAPTER 7A MECHANICAL CODE
CHAPTER 7B FUEL GAS CODE
CHAPTER 8 SOLID FUEL HEATING APPLIANCES
CHAPTER 9 ENERGY CONSERVATION CODE
CHAPTER 10 EXISTING BUILDING CODE
CHAPTER 11 DANGEROUS BUILDINGS CODE
CHAPTER 12 MOVING, DECONSTRUCTION, OR DEMOLITION OF BUILDINGS
CHAPTER 13 GREEN CONSTRUCTION CODE
CHAPTER 14 CONSTRUCTION SITE EROSION CONTROL
TITLE 10 PUBLIC UTILITIES
TITLE 11 DEVELOPMENT CODE
PARALLEL REFERENCES
9-1B-37: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R303.4, MECHANICAL VENTILATION:
Repeal section R303.4 and replace with the following:
   R303.4 Mechanical ventilation. Dwelling units shall be provided with whole-house mechanical ventilation in accordance with Section M1505.4.
(Ord. 44-17, 12-19-2017, eff. 1-1-2018; amd. Ord. 40-20, 12-1-2020, eff. 1-1-2021)
9-1B-38: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R309.3, FLOOD HAZARD AREAS:
   R309.3 Flood Hazard Areas. All construction within flood hazard areas shall be designed and constructed in accordance with the Flood Hazard regulations of the Boise Development Code in addition to this code. For buildings located in flood hazard areas as established by Table R301.2(1), garage floors shall be:
      1.   Elevated to or above the design flood elevation as determined in accordance with Section R322; or
      2.   Located below the design flood elevation provided that the floors are at or above grade on not less than one side, are used solely for parking, building access, or storage, meet the requirements of Section R322 and are otherwise constructed in accordance with this code.
(Ord. 44-17, 12-19-2017, eff. 1-1-2018; amd. Ord. 40-20, 12-1-2020, eff. 1-1-2021)
9-1B-39: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R313.1, TOWNHOUSE AUTOMATIC FIRE SPRINKLER SYSTEMS EXCEPTION:
   The exception to section R313.1 shall be modified as follows:
      Exception. Automatic residential fire sprinkler systems shall not be required in townhouses where either two (2) 1-hour fire-resistance rated walls or a common two-hour fire-resistance rated wall, as specified in item number 2 of section R302.2.2, is installed between dwelling units or when additions or alterations are made to existing townhouses that do not have an automatic residential fire sprinkler system installed.
(Ord. 44-17, 12-19-2017, eff. 1-1-2018; amd. Ord. 40-20, 12-1-2020, eff. 1-1-2021)
9-1B-40: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R313.2, ONE- AND TWO-FAMILY DWELLINGS AUTOMATIC FIRE SPRINKLER SYSTEMS, IS DELETED:
R313.2 One- And Two-Family Dwellings Automatic Fire Sprinkler Systems, is deleted.
(Ord. 44-17, 12-19-2017, eff. 1-1-2018; amd. Ord. 40-20, 12-1-2020, eff. 1-1-2021)
9-1B-41: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R314.2.2, ALTERATIONS, REPAIRS AND ADDITIONS, DELETE EXCEPTION #2:
Exception #2 is deleted from Section R314.2.2, Alterations, Repairs and Additions.
(Ord. 40-20, 12-1-2020, eff. 1-1-2021; amd. Ord. 3-25, 2-4-2025)
9-1B-42: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, ADD SECTION R314.7.5, HEAT DETECTOR WITHIN GARAGES:
   R314.7.5 Heat Detector Within Garages. A heat detector, listed and interconnected to the smoke alarms, shall be installed in all attached garages and also in detached garages that do not meet required fire separation distance and have an electrical service.
(Ord. 3-25, 2-4-2025)
9-1B-43: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R315.2.2, ALTERATIONS, REPAIRS AND ADDITIONS, DELETE EXCEPTION #2:
Exception #2 is deleted from Section R315.2.2, Alterations, Repairs and Additions.
(Ord. 44-17, 12-19-2017, eff. 1-1-2018; amd. Ord. 40-20, 12-1-2020, eff. 1-1-2021; Ord. 3-25, 2-4-2025)
9-1B-44: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R322.1, FLOOD-RESISTANT CONSTRUCTION, GENERAL:
   R322.1 Flood-Resistant Construction, General. All construction within flood hazard areas shall be designed and constructed in accordance with the Flood Hazard regulations of the Boise Development Code in addition to this code. Buildings and structures constructed in whole or in part in flood hazard areas, including A or V Zones and Coastal A Zones, as set forth in Table R301.2(1), and substantial improvement and repair of substantial damage of buildings and structures in flood hazard areas, shall be designed and constructed in accordance with the provisions contained
   in this section. Buildings or structures that are located in more than one flood hazard area shall comply with the provisions associated with the most restrictive flood hazard area. Buildings or structures located in whole or in part in identified floodways shall be designed and constructed in accordance with ASCE 24, where or if allowed by the Flood Hazard regulations of the Boise Development Code.
(Ord. 44-17, 12-19-2017, eff. 1-1-2018; amd. Ord. 40-20, 12-1-2020, eff. 1-1-2021)
9-1B-45: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R322.1.10, AS-BUILT ELEVATION DOCUMENTATION:
   R322.1.10 As-built elevation documentation. As-built elevation documentation specified in Section R322.2 or R322.3 shall be prepared and submitted as required in accordance with the Flood Hazard regulations of the Boise Development Code.
(Ord. 40-20, 12-1-2020, eff. 1-1-2021)

Disclaimer: This Code of Ordinances and/or any other documents that appear on this site may not reflect the most current legislation adopted by the Municipality. American Legal Publishing provides these documents for informational purposes only. These documents should not be relied upon as the definitive authority for local legislation. Additionally, the formatting and pagination of the posted documents varies from the formatting and pagination of the official copy. The official printed copy of a Code of Ordinances should be consulted prior to any action being taken. For further information regarding the official version of any of this Code of Ordinances or other documents posted on this site, please contact the Municipality directly or contact American Legal Publishing toll-free at 800-445-5588.

Hosted by: American Legal Publishing

Back to Code Library
Previous Doc
Next Doc