Adopts With Amendments
Chapter 25
Electrical
International Residential Code 2021
[F] 2501 General
Section 2501 — 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] 2501.1 Scope
Section 2501.1 — 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] 2501.1.1 Masons and Plasters Scope
Section 2501.1.1 — Masons and Plasters 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] 2501.1.2 Gas Pipe Materials
Section 2501.1.2 — Gas Pipe Materials. 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] 2501.1.3 CSST Bonding
Section 2501.1.3 — CSST Bonding. 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] 2501.1.4 Gas Shutoff Valves
Section 2501.1.4 — Gas Shutoff Valves. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] 2501.1.5 Gas Pipe Sizing
Section 2501.1.5 — Gas Pipe Sizing. 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] 2501.2 Venting Systems
Section 2501.2 — Venting 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] 2501.2.1 Plumbing Administration Scope
Section 2501.2.1 — Plumbing Administration 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] 2502 Definitions
Section 2502 — Definitions. This section provides definitions relevant to the code. Defined terms have specific meanings that affect how requirements are applied throughout the code. Refer to the official code text for complete requirements.
[F] 2502.1 Plumbing Definitions
Section 2502.1 — Plumbing Definitions. This section provides definitions relevant to the code. Defined terms have specific meanings that affect how requirements are applied throughout the code. Refer to the official code text for complete requirements.
[F] 2502.1.1 Gypsum Board Installation
Section 2502.1.1 — Gypsum Board Installation. 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] 2502.2 Vent Connector Slope
Section 2502.2 — Vent Connector Slope. 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] 2503.1 Connections to Water Supply
Section 2503.1 — Connections to Water Supply. 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] 2503.1.1 Weather-Resistant Barriers
Section 2503.1.1 — Weather-Resistant Barriers. 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] 2503.2 Sidewall Termination
Section 2503.2 — Sidewall Termination. 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] 2503.3 Installation
Section 2503.3 — Installation. 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] 2503.4 Testing
Section 2503.4 — Testing. 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] 2503.5 Water supply system test
Section 2503.5 — Water supply system test. 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] 2503.6 DWV system test
Section 2503.6 — DWV system test. 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] 2503.7 Shower liner test
Section 2503.7 — Shower liner test. 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] 2503.8 Inspection and testing
Section 2503.8 — Inspection and testing. 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] E3501.1 General Services
Section E3501.1 — General Services. 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] E3501.3 Rating of Service
Section E3501.3 — Rating of Service. 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] E3502.1 Service Drop Clearances
Section E3502.1 — Service Drop Clearances. 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] E3503.1 Service Entrance Conductors
Section E3503.1 — Service Entrance Conductors. This section addresses mechanical system requirements including ventilation, ductwork, and equipment specifications. Refer to the official code text for complete requirements.
[F] E3504.1 Service Disconnect
Section E3504.1 — Service Disconnect. 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] G2415.1 Concealed Piping
Section G2415.1 — Concealed Piping. 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] G2417.1 Gas Piping Connections
Section G2417.1 — Gas Piping Connections. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] M2001.1 Mechanical - Boilers and Water Heaters Scope
Section M2001.1 — Mechanical - Boilers and Water Heaters 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] M2001.2 Boiler Standards
Section M2001.2 — Boiler 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] M2002.1 Water Heater Installation
Section M2002.1 — Water Heater Installation. 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] M2002.2 Relief Valve
Section M2002.2 — Relief Valve. 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] M2002.3 Relief Valve Discharge
Section M2002.3 — Relief Valve Discharge. 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] M2002.4 Required Pan
Section M2002.4 — Required Pan. 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] M2002.5 Seismic Supports
Section M2002.5 — Seismic Supports. 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] M2501.1 Mist Systems Scope
Section M2501.1 — Mist Systems 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] M2501.2 Collector Installation
Section M2501.2 — Collector Installation. 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] M2501.3 System Components
Section M2501.3 — System Components. 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] M2501.4 Overheat Protection
Section M2501.4 — Overheat Protection. 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] M2502.1 Solar PV Systems
Section M2502.1 — Solar PV 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] M2502.2 Roof-Mounted PV
Section M2502.2 — Roof-Mounted PV. 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] M2502.3 Rapid Shutdown
Section M2502.3 — Rapid Shutdown. 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] P2501.1 Scope - Plumbing Administration
Section P2501.1 — Scope - Plumbing Administration. This section establishes the scope, applicability, and administrative provisions for enforcement of this code. Refer to the official code text for complete requirements.
[F] P2501.1.1 Water Heater Requirements
Section P2501.1.1 — Water Heater Requirements. 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] P2501.2 Plumbing Fixtures Required
Section P2501.2 — Plumbing Fixtures Required. 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] P2502.1 Plumbing Fixtures
Section P2502.1 — Plumbing Fixtures. 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] P2502.2 Water Conservation
Section P2502.2 — Water Conservation. 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] P2503.1 Inspection and Tests
Section P2503.1 — Inspection and Tests. 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] P2503.2 Rough Inspection
Section P2503.2 — Rough Inspection. 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] P2503.3 Final Inspection
Section P2503.3 — Final Inspection. 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] P2503.4 Lavatory Setting
Section P2503.4 — Lavatory Setting. 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] P2503.5 Water Supply System Test
Section P2503.5 — Water Supply System Test. 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] P2503.5.1 Plastic Pipe Test
Section P2503.5.1 — Plastic Pipe Test. 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] P2503.6 DWV System Test
Section P2503.6 — DWV System Test. 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] P2503.7 Shower Liner Test
Section P2503.7 — Shower Liner Test. 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] P2504.1 Waste Connection for Fixtures
Section P2504.1 — Waste Connection for Fixtures. 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] P2601.1 Plumbing General Requirements IRC
Section P2601.1 — Plumbing General Requirements IRC. 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] P2602.1 Connections Required
Section P2602.1 — Connections Required. 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] P3101 Vents Required
Section P3101 — Vents Required. 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] P3101.1 Scope - IRC Vents
Section P3101.1 — Scope - IRC Vents. This section establishes the scope, applicability, and administrative provisions for enforcement of this code. Refer to the official code text for complete requirements.
[F] P3101.2 Vent connection to drainage system
Section P3101.2 — Vent connection to drainage system. 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] P3103 Vent Terminals
Section P3103 — Vent Terminals. 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] P3103.1 Vent Terminals Through Roof
Section P3103.1 — Vent Terminals Through Roof. 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] P3105 Fixture Vents
Section P3105 — Fixture Vents. 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] P3108 Wet Venting
Section P3108 — Wet Venting. 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] P3114 Air Admittance Valves
Section P3114 — Air Admittance Valves. 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] R2501.1 Water Heaters - Scope
Section R2501.1 — Water Heaters - 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] R2502.1 Water Supply Pipe Materials
Section R2502.1 — Water Supply Pipe Materials. 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] R2502.2 Water Supply Pipe Sizing
Section R2502.2 — Water Supply Pipe Sizing. 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] R2503.1 Backflow Prevention
Section R2503.1 — Backflow Prevention. 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] R2503.2 Pressure Regulators
Section R2503.2 — Pressure Regulators. 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.