Adopts With Amendments
Chapter 13
Energy Efficiency
International Building Code 2021
[F] 1301 General
Section 1301 — General. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
[F] 1301.1 Energy efficiency scope
Section 1301.1 — Energy efficiency scope. This section establishes the scope, applicability, and administrative provisions for enforcement of this code. Refer to the official code text for complete requirements.
[F] 1301.1.1 IECC Criteria
Section 1301.1.1 — IECC Criteria. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
[F] 1301.1.2 Application to Existing Buildings
Section 1301.1.2 — Application to Existing Buildings. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
[F] 1301.1.3 Compliance Paths
Section 1301.1.3 — Compliance Paths. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
[F] 1301.1.4 HVAC Efficiency
Section 1301.1.4 — HVAC Efficiency. This section addresses mechanical system requirements including ventilation, ductwork, and equipment specifications. Refer to the official code text for complete requirements.
[F] 1301.2 Building Envelope
Section 1301.2 — Building Envelope. This section addresses energy conservation requirements including thermal performance and building envelope specifications. Refer to the official code text for complete requirements.
[F] 1301.2.1 Energy Efficiency Scope
Section 1301.2.1 — Energy Efficiency Scope. This section establishes the scope, applicability, and administrative provisions for enforcement of this code. Refer to the official code text for complete requirements.
[F] 1301.3 Energy Efficiency in IBC
Section 1301.3 — Energy Efficiency in IBC. This section addresses energy conservation requirements including thermal performance and building envelope specifications. Refer to the official code text for complete requirements.
[F] 1301.3.1 Compliance Paths
Section 1301.3.1 — Compliance Paths. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
[F] 1301.4 Service Water Heating
Section 1301.4 — Service Water Heating. This section covers plumbing system requirements. Specific sizing, materials, and installation methods are in the official code text. Refer to the official code text for complete requirements.
[F] 1301.5 Lighting
Section 1301.5 — Lighting. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
[F] 1301.6 Compliance Paths
Section 1301.6 — Compliance Paths. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
[F] 1301.7 Compliance Methods
Section 1301.7 — Compliance Methods. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
[F] 1302.1 Interior Design Conditions
Section 1302.1 — Interior Design Conditions. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
[F] 1302.1.1 Building Envelope Requirements
Section 1302.1.1 — Building Envelope Requirements. This section addresses energy conservation requirements including thermal performance and building envelope specifications. Refer to the official code text for complete requirements.
[F] 1302.2 Referenced standards
Section 1302.2 — Referenced standards. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
[F] 1302.2.1 Insulation Requirements
Section 1302.2.1 — Insulation Requirements. This section addresses energy conservation requirements including thermal performance and building envelope specifications. Refer to the official code text for complete requirements.
[F] 1302.3 Compliance methods
Section 1302.3 — Compliance methods. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
[F] 1302.4 Structural Elements Repair
Section 1302.4 — Structural Elements Repair. This section covers structural design and loading requirements. Specific values and calculation methods are defined in the official code text. Refer to the official code text for complete requirements.
[F] 1302.5 Flood Hazard Area Repairs
Section 1302.5 — Flood Hazard Area Repairs. This section covers allowable building height, area, and number of stories based on construction type and occupancy. Refer to the official code text for complete requirements.
[F] 1303.1 HVAC Efficiency
Section 1303.1 — HVAC Efficiency. This section addresses mechanical system requirements including ventilation, ductwork, and equipment specifications. Refer to the official code text for complete requirements.
[F] 1303.1.1 Fenestration U-Factor
Section 1303.1.1 — Fenestration U-Factor. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
[F] 1303.2 Climate zones
Section 1303.2 — Climate zones. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
[F] 1303.2.1 Solar Heat Gain Coefficient
Section 1303.2.1 — Solar Heat Gain Coefficient. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
[F] 1303.3 Building thermal envelope
Section 1303.3 — Building thermal envelope. This section addresses energy conservation requirements including thermal performance and building envelope specifications. Refer to the official code text for complete requirements.
[F] 1303.4 Alteration Level 1 Requirements
Section 1303.4 — Alteration Level 1 Requirements. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
[F] 1303.5 Alteration Level 2 Requirements
Section 1303.5 — Alteration Level 2 Requirements. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
[F] 1303.6 Alteration Level 3 Requirements
Section 1303.6 — Alteration Level 3 Requirements. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
[F] 1304.1 Lighting Power Densities
Section 1304.1 — Lighting Power Densities. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
[F] 1304.1.1 Air Leakage Control
Section 1304.1.1 — Air Leakage Control. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
[F] 1304.2 Lighting Controls
Section 1304.2 — Lighting Controls. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
[F] 1304.3 Lighting controls
Section 1304.3 — Lighting controls. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
[F] 1304.4 Exterior lighting
Section 1304.4 — Exterior lighting. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
[F] 1304.5 Change of Occupancy Classification
Section 1304.5 — Change of Occupancy Classification. This section establishes occupancy classification and use requirements that determine applicable building code provisions. Refer to the official code text for complete requirements.
[F] 1304.6 Fire Sprinkler Requirements for Change of Occupancy
Section 1304.6 — Fire Sprinkler Requirements for Change of Occupancy. This section addresses fire protection and life safety requirements. Specific provisions depend on building type, occupancy, and construction classification. Refer to the official code text for complete requirements.
[F] 1305.1 HVAC System Performance
Section 1305.1 — HVAC System Performance. This section addresses mechanical system requirements including ventilation, ductwork, and equipment specifications. Refer to the official code text for complete requirements.
[F] 1305.2 Equipment Efficiency
Section 1305.2 — Equipment Efficiency. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
[F] 1305.3 Duct Insulation
Section 1305.3 — Duct Insulation. This section addresses mechanical system requirements including ventilation, ductwork, and equipment specifications. Refer to the official code text for complete requirements.
[F] 1305.4 Pipe Insulation
Section 1305.4 — Pipe Insulation. This section covers plumbing system requirements. Specific sizing, materials, and installation methods are in the official code text. Refer to the official code text for complete requirements.
[F] 1305.5 HVAC system sizing
Section 1305.5 — HVAC system sizing. This section addresses mechanical system requirements including ventilation, ductwork, and equipment specifications. Refer to the official code text for complete requirements.
[F] 1305.6 Equipment efficiency
Section 1305.6 — Equipment efficiency. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
[F] 1305.7 Addition Structural Requirements
Section 1305.7 — Addition Structural Requirements. This section covers structural design and loading requirements. Specific values and calculation methods are defined in the official code text. Refer to the official code text for complete requirements.
[F] 1305.8 Addition Fire Separation
Section 1305.8 — Addition Fire Separation. This section addresses fire protection and life safety requirements. Specific provisions depend on building type, occupancy, and construction classification. Refer to the official code text for complete requirements.
[F] 1306.1 On-Site Renewable Energy
Section 1306.1 — On-Site Renewable Energy. This section addresses energy conservation requirements including thermal performance and building envelope specifications. Refer to the official code text for complete requirements.
[F] 1306.2 Insulation
Section 1306.2 — Insulation. This section addresses energy conservation requirements including thermal performance and building envelope specifications. Refer to the official code text for complete requirements.
[F] 1306.3 Fenestration
Section 1306.3 — Fenestration. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
[F] 1306.4 Air Leakage
Section 1306.4 — Air Leakage. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
[F] 1306.5 Service water heating piping insulation
Section 1306.5 — Service water heating piping insulation. This section covers plumbing system requirements. Specific sizing, materials, and installation methods are in the official code text. Refer to the official code text for complete requirements.
[F] 1306.6 Pool and spa heating
Section 1306.6 — Pool and spa heating. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
[F] 1306.7 Relocated Building Structural Assessment
Section 1306.7 — Relocated Building Structural Assessment. This section covers structural design and loading requirements. Specific values and calculation methods are defined in the official code text. Refer to the official code text for complete requirements.
[F] 1307.1 Service Water Heating
Section 1307.1 — Service Water Heating. This section covers plumbing system requirements. Specific sizing, materials, and installation methods are in the official code text. Refer to the official code text for complete requirements.
[F] 1307.2 Hot Water Pipe Insulation
Section 1307.2 — Hot Water Pipe Insulation. This section covers plumbing system requirements. Specific sizing, materials, and installation methods are in the official code text. Refer to the official code text for complete requirements.
[F] 1307.3 Building envelope commissioning
Section 1307.3 — Building envelope commissioning. This section addresses energy conservation requirements including thermal performance and building envelope specifications. Refer to the official code text for complete requirements.
[F] 1307.4 HVAC commissioning
Section 1307.4 — HVAC commissioning. This section addresses mechanical system requirements including ventilation, ductwork, and equipment specifications. Refer to the official code text for complete requirements.
[F] 1307.5 Historic Building Fire Safety
Section 1307.5 — Historic Building Fire Safety. This section addresses fire protection and life safety requirements. Specific provisions depend on building type, occupancy, and construction classification. Refer to the official code text for complete requirements.
[F] 1308.1 Electrical Power and Motor Systems
Section 1308.1 — Electrical Power and Motor Systems. This section covers electrical installation requirements. Specific conductor sizing, circuit protection, and installation methods are in the official code. Refer to the official code text for complete requirements.
[F] 1308.2 Maintenance information
Section 1308.2 — Maintenance information. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
[F] 1308.3 System documentation
Section 1308.3 — System documentation. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
[F] 1308.4 Moved Buildings Foundation Requirements
Section 1308.4 — Moved Buildings Foundation Requirements. This section covers structural design and loading requirements. Specific values and calculation methods are defined in the official code text. Refer to the official code text for complete requirements.
[F] 1309.1 On-Site Renewable Energy
Section 1309.1 — On-Site Renewable Energy. This section addresses energy conservation requirements including thermal performance and building envelope specifications. Refer to the official code text for complete requirements.
[F] 1309.2 Solar Photovoltaic Systems
Section 1309.2 — Solar Photovoltaic Systems. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
[F] 1309.3 Renewable energy readiness
Section 1309.3 — Renewable energy readiness. This section addresses energy conservation requirements including thermal performance and building envelope specifications. Refer to the official code text for complete requirements.
[F] 1309.4 Accessibility for Existing Buildings
Section 1309.4 — Accessibility for Existing Buildings. This section addresses accessibility requirements for persons with disabilities. Refer to the official code text for complete requirements.
[F] 1310.1 Energy Metering
Section 1310.1 — Energy Metering. This section addresses energy conservation requirements including thermal performance and building envelope specifications. Refer to the official code text for complete requirements.
[F] 1310.2 Existing building alterations
Section 1310.2 — Existing building alterations. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
[F] 1310.3 Glass Replacement in Existing Buildings
Section 1310.3 — Glass Replacement in Existing Buildings. This section establishes specific code requirements. Refer to the official code text for detailed provisions, exceptions, and referenced standards. Refer to the official code text for complete requirements.
Code sections are sourced from the International Code Council (ICC) and NFPA. Refer to ICC Digital Codes or NFPA for the authoritative source documents.