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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-4: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R101.2, SCOPE, REPEAL THE EXCEPTION AND REPLACE:
Repeal the exception and replace with the following:
      Exception: The following shall also be permitted to be constructed in accordance with this code:
      1.   Owner-occupied lodging houses with five (5) or fewer guestrooms and ten (10) of fewer total occupants.
      2.   A care facility with five (5) or fewer persons receiving custodial care within a dwelling unit or single-family dwelling.
      3.   A care facility for five (5) or fewer persons receiving personal care that are within a dwelling unit or single-family dwelling.
      4.   A care facility with twelve (12) of fewer children receiving day care within a dwelling unit or single-family dwelling.
(Ord. 44-17, 12-19-2017, eff. 1-1-2018; amd. Ord. 40-20, 12-1-2020, eff. 1-1-2021)
9-1B-5: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R102.7, EXISTING STRUCTURES:
   R102.7 Existing structures. The legal occupancy of any structure existing on the date of adoption of this code shall be permitted to continue without change, except as specifically required by this code, the International Existing Building Code, the International Fire Code, the Uniform Housing Code, the Dangerous Buildings Code of Boise City, or as may be deemed necessary by the building official in order to protect the general safety and welfare of the general public or occupants.
(Ord. 44-17, 12-19-2017, eff. 1-1-2018; amd. Ord. 40-20, 12-1-2020, 1-1-2021)
9-1B-6: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R103, DIVISION OF BUILDING SAFETY:
Repeal section R103 in its entirety and replace with the following:
   SECTION R103
   DIVISION OF BUILDING SAFETY
   R103.1 Creation of Enforcement Agency. The Division of Building Safety is hereby created and the official in charge thereof shall be known as the Planning and Development Services Director.
   R103.2 Director. The Planning and Development Services Director shall be appointed by the Mayor with the consent of the Boise City Council.
   R103.3 Agents. The Planning and Development Services Director may designate authorized agents for the purpose of administering this code and this Chapter.
   R103.4 Designations. The Planning and Development Services Director may designate technical officers, assistant building officials, inspection and plan review supervisors, plans examiners, inspectors, other employees within the Building Division, and code compliance officers. Such employees shall have such powers and authority as delegated by the Director.
   R103.5 Division Manager, Building Official. The Planning and Development Services Director may appoint a Division Manager to head the Building Division, which shall be also known as the building official. The assistant building officials, inspection and plan review supervisors, inspectors, plans examiners and other employees located in the Building Division shall report to the building official.
   R103.6 Building Damage Assessment and Reconstruction Plan. The Planning and Development Services Director may appoint technical officers, plans examiners, inspectors, individuals and other representatives from supporting jurisdictions to implement a building damage assessment and reconstruction plan in the event of calamitous events either natural or man-made. Such employees shall have such powers as delegated by the Director and protections as afforded by Section R104.8.
(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-7: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R104.10.1, FLOOD HAZARD AREAS:
   R104.10.1 Flood hazard areas. The Floodplain Administrator shall not grant modifications to any provision related to flood hazard areas established by Table R301.2(1) unless said modification conforms to the Variances and Appeals section in 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-8: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R105.2, WORK EXEMPT FROM PERMIT:
   R105.2 Work exempt from permit. Exemption from the permit requirements of this code shall not be deemed to grant authorization for any work to be done in any manner in violation of the provisions of this code or any other laws or ordinances of this jurisdiction. Permits shall not be required for the following:
   Building:
      1.   One-story detached accessory structures, provided the floor area does not exceed two hundred (200) square feet (18.58 square meters).
      2.   Fences not exceeding seven (7) feet (2134 mm) in height.
      3.   Retaining walls not exceeding four (4) feet (1219 mm) in height measured from the bottom of the footing to the top of the wall, unless supporting a surcharge.
      4.   Water tanks supported directly upon grade if the capacity does not exceed 5,000 gallons (18,927 L) and the ratio of height to diameter or width does not exceed 2 to 1.
      5.   Sidewalks and driveways not more than thirty (30) inches (762 mm) above adjacent grade and not over any basement or story below.
      6.   Painting, papering, tiling, carpeting, cabinets, counter tops, and similar finish work.
      7.   Prefabricated swimming pools that are not greater than four (4) feet (1219 mm) deep.
      8.   Swings and other playground equipment accessory to a one-or two-family dwelling.
      9.   Window awnings supported by an exterior wall which do not project more than fifty-four (54) inches (1372 mm) from the exterior wall and do not require additional support.
      10.   Decks that are not more than twelve (12) inches above grade at any point and do not serve the exit door required by Section R311.4.
      11.   Flag Poles.
(Ord. 44-17, 12-19-2017, eff. 1-1-2018; amd. Ord. 40-20, 12-1-2020, eff. 1-1-2021)
9-1B-9: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R105.2.1, EMERGENCY REPAIRS:
   R105.2.1 Emergency Repairs. Where equipment replacements and repairs must be performed in an emergency situation, the permit application shall be submitted the next working business day or at such time as required by the building official.
(Ord. 44-17, 12-19-2017, eff. 1-1-2018; amd. Ord. 40-20, 12-1-2020, eff. 1-1-2021)
9-1B-10: IRC ONE-AND-TWO-FAMILY DWELLING BUILDING CODE AMENDMENT, SECTION R105.2.2, REPAIRS:
   R105.2.2 Repairs. Application or notice to the building official is not required for ordinary repairs to structures, replacement of lamps, or the connection of approved portable electrical equipment to approved permanently installed receptacles. Such repairs shall not include the cutting away of any wall, partition, or portion thereof, the removal or cutting of any structural beam or load bearing support, or the removal or change of any required means of egress, or rearrangement of parts of a structure affecting the egress requirements; nor shall ordinary repairs include any addition to, alteration of, replacement, or relocation of any, gas piping, combustion vent, electric wiring, mechanical, or other work affecting public health or general safety.
(Ord. 44-17, 12-19-2017, eff. 1-1-2018; amd. Ord. 40-20, 12-1-2020, eff. 1-1-2021)

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