Adopts With Amendments
Chapter 24
Plastics
International Residential Code 2021
[F] 2401.1 Fuel Gas - Scope
Section 2401.1 — Fuel Gas - 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] 2401.1.1 Fuel Gas Piping Tests
Section 2401.1.1 — Fuel Gas Piping Tests. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] 2401.1.2 Test Medium
Section 2401.1.2 — Test Medium. 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] 2401.1.3 Leak Detection
Section 2401.1.3 — Leak Detection. 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] 2401.2 Gas Piping Plan
Section 2401.2 — Gas Piping Plan. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] 2401.2.1 Fuel Gas General Scope
Section 2401.2.1 — Fuel Gas General 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] 2402.1 Gas Pipe Sizing
Section 2402.1 — 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] 2402.1.1 Gas Piping Materials
Section 2402.1.1 — Gas Piping Materials. This section specifies construction material requirements and standards. Refer to the official code for specific material specifications and testing standards. Refer to the official code text for complete requirements.
[F] 2402.2 Maximum Gas Demand
Section 2402.2 — Maximum Gas Demand. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] 2403.1 Gas Piping Materials
Section 2403.1 — Gas Piping Materials. This section specifies construction material requirements and standards. Refer to the official code for specific material specifications and testing standards. Refer to the official code text for complete requirements.
[F] 2403.1.1 Gas Piping Materials
Section 2403.1.1 — Gas Piping Materials. This section specifies construction material requirements and standards. Refer to the official code for specific material specifications and testing standards. Refer to the official code text for complete requirements.
[F] 2403.2 CSST
Section 2403.2 — CSST. 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] 2404.1 Gas Pipe Installation - Concealed Piping
Section 2404.1 — Gas Pipe Installation - Concealed Piping. 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] 2404.1.1 Gas Appliance Connection
Section 2404.1.1 — Gas Appliance Connection. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] 2404.2 Underground Gas Piping
Section 2404.2 — Underground Gas Piping. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] 2405.1 Appliance Connections
Section 2405.1 — Appliance Connections. 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] 2406.1 CSST Bonding
Section 2406.1 — 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] 2407.1 Gas Piping Purging
Section 2407.1 — Gas Piping Purging. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] E3401.1 Applicability
Section E3401.1 — Applicability. 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] E3401.2 Scope - Electrical
Section E3401.2 — Scope - Electrical. This section establishes the scope, applicability, and administrative provisions for enforcement of this code. Refer to the official code text for complete requirements.
[F] E3401.3 Not Covered
Section E3401.3 — Not Covered. 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] G2401.1 Scope - Fuel Gas
Section G2401.1 — Scope - Fuel Gas. This section establishes the scope, applicability, and administrative provisions for enforcement of this code. Refer to the official code text for complete requirements.
[F] G2401.1.1 Fuel Gas Piping Materials
Section G2401.1.1 — Fuel Gas Piping Materials. This section specifies construction material requirements and standards. Refer to the official code for specific material specifications and testing standards. Refer to the official code text for complete requirements.
[F] G2401.2 Gas Pipe Sizing
Section G2401.2 — 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] G2401.3 Gas Shutoff Valves
Section G2401.3 — Gas Shutoff Valves. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] G2402.2 Gas Piping Materials
Section G2402.2 — Gas Piping Materials. This section specifies construction material requirements and standards. Refer to the official code for specific material specifications and testing standards. Refer to the official code text for complete requirements.
[F] G2402.3 CSST Installation
Section G2402.3 — CSST 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] G2403.1 Gas Pipe Sizing
Section G2403.1 — 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] G2403.2 Maximum Demand
Section G2403.2 — Maximum Demand. 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] G2404.1 Prohibited Locations - Gas
Section G2404.1 — Prohibited Locations - Gas. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] G2404.2 Protection from Damage
Section G2404.2 — Protection from Damage. 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] G2404.4 Prohibited Gas Piping Locations
Section G2404.4 — Prohibited Gas Piping Locations. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] G2405.1 Gas Pipe Testing
Section G2405.1 — Gas Pipe Testing. 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] G2405.2 Leak Test
Section G2405.2 — Leak 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] G2406.1 Fuel Gas Appliance Location
Section G2406.1 — Fuel Gas Appliance Location. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] G2406.2 Sediment Trap
Section G2406.2 — Sediment Trap. 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] G2407.1 Combustion, Ventilation and Dilution Air - General
Section G2407.1 — Combustion, Ventilation and Dilution Air - General. This section addresses mechanical system requirements including ventilation, ductwork, and equipment specifications. Refer to the official code text for complete requirements.
[F] G2408.1 Fuel Gas Clearances
Section G2408.1 — Fuel Gas Clearances. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] G2411.1 CSST Bonding
Section G2411.1 — 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] G2412.1 Gas Pipe Sizing General
Section G2412.1 — Gas Pipe Sizing General. 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] G2414.1 Fuel Gas Piping Materials
Section G2414.1 — Fuel Gas Piping Materials. This section specifies construction material requirements and standards. Refer to the official code for specific material specifications and testing standards. Refer to the official code text for complete requirements.
[F] G2415.1 General Gas Piping Installation
Section G2415.1 — General Gas Piping Installation. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] G2415.2 Underground Gas Piping
Section G2415.2 — Underground Gas Piping. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] G2417.1 Gas Pressure Testing
Section G2417.1 — Gas Pressure Testing. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] G2417.2 Test Pressure
Section G2417.2 — Test Pressure. 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] G2417.4 Fuel Gas Test Pressure
Section G2417.4 — Fuel Gas Test Pressure. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] G2419.1 Gas Shutoff Valves
Section G2419.1 — Gas Shutoff Valves. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] G2420.1 Fuel Gas Shutoff Valves General
Section G2420.1 — Fuel Gas Shutoff Valves General. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] G2420.5 Fuel Gas Appliance Shutoff Valve
Section G2420.5 — Fuel Gas Appliance Shutoff Valve. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] G2422.1 Fuel Gas Piping Sizing General
Section G2422.1 — Fuel Gas Piping Sizing General. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] G2425.1 Fuel Gas Venting General
Section G2425.1 — Fuel Gas Venting General. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] G2425.2 Gas Appliance Venting Residential
Section G2425.2 — Gas Appliance Venting Residential. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] G2425.8 Fuel Gas - Venting - Appliance Not Required to Be Vented
Section G2425.8 — Fuel Gas - Venting - Appliance Not Required to Be Vented. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] G2427.1 Fuel Gas Venting of Appliances General
Section G2427.1 — Fuel Gas Venting of Appliances General. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] G2432.1 Fuel Gas Decorative Appliances Installation
Section G2432.1 — Fuel Gas Decorative Appliances Installation. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] G2432.2 Water Heater Garage Elevation
Section G2432.2 — Water Heater Garage Elevation. 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] G2434.1 Fuel Gas Log Lighters
Section G2434.1 — Fuel Gas Log Lighters. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] G2435.1 Decorative Gas Appliances
Section G2435.1 — Decorative Gas Appliances. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] G2436.1 Gas Outdoor Cooking Appliances
Section G2436.1 — Gas Outdoor Cooking Appliances. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] G2439.1 Fuel Gas Clothes Dryer Installation
Section G2439.1 — Fuel Gas Clothes Dryer Installation. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] G2441.1 Pool and Spa Heaters
Section G2441.1 — Pool and Spa Heaters. 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] G2442.1 Gas Dryer Installation
Section G2442.1 — Gas Dryer Installation. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] G2444.1 Fuel Gas Conversion Burners General
Section G2444.1 — Fuel Gas Conversion Burners General. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] G2447.1 Fuel Gas Ranges and Ovens General
Section G2447.1 — Fuel Gas Ranges and Ovens General. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] G2448.1 Fuel Gas Water Heaters General
Section G2448.1 — Fuel Gas Water Heaters General. 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] G2449.1 Fuel Gas Pool and Spa Heaters General
Section G2449.1 — Fuel Gas Pool and Spa Heaters General. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] G2452.1 Fuel Gas Room Heaters General
Section G2452.1 — Fuel Gas Room Heaters General. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] G2453.1 Fuel Gas Infrared Radiant Heaters
Section G2453.1 — Fuel Gas Infrared Radiant Heaters. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] G2454.1 Fuel Gas Outdoor Fireplaces General
Section G2454.1 — Fuel Gas Outdoor Fireplaces General. 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] M2401.1 Fuel Gas Scope
Section M2401.1 — Fuel Gas 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] M2401.2 Refrigerant Safety
Section M2401.2 — Refrigerant Safety. 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] M2401.3 Line Set Protection
Section M2401.3 — Line Set 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] M2402.1 Condensate Disposal
Section M2402.1 — Condensate Disposal. 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] M2402.2 Condensate Drain Lines
Section M2402.2 — Condensate Drain Lines. 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] M2402.3 Auxiliary Drain Pan
Section M2402.3 — Auxiliary Drain Pan. 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] M2403.1 Cooling Equipment Sizing
Section M2403.1 — Cooling Equipment Sizing. 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] M2403.2 Equipment Efficiency
Section M2403.2 — 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] M2410.1 Gas Shutoff Valves
Section M2410.1 — Gas Shutoff Valves. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] M2411.1 Gas Piping Testing
Section M2411.1 — Gas Piping Testing. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] P2401.1 IRC Plumbing General
Section P2401.1 — IRC Plumbing General. 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] P2401.1.1 Water Supply General
Section P2401.1.1 — Water Supply General. 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] P2401.2 Fixture Unit Calculation Requirements
Section P2401.2 — Fixture Unit Calculation 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] P2501.1 Plumbing - General
Section P2501.1 — Plumbing - General. 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] P2601.1 Scope - Plumbing General
Section P2601.1 — Scope - Plumbing General. This section establishes the scope, applicability, and administrative provisions for enforcement of this code. Refer to the official code text for complete requirements.
[F] P2602.1 General Plumbing Requirements
Section P2602.1 — General Plumbing 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] P2801.5 Required Pan Under Water Heater
Section P2801.5 — Required Pan Under Water Heater. 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] P2902.1 Backflow Protection Required - IRC
Section P2902.1 — Backflow Protection Required - IRC. 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] P3001 Sanitary Drainage
Section P3001 — Sanitary Drainage. 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] P3001.1 Scope - IRC Sanitary Drainage
Section P3001.1 — Scope - IRC Sanitary Drainage. This section establishes the scope, applicability, and administrative provisions for enforcement of this code. Refer to the official code text for complete requirements.
[F] P3002 Materials
Section P3002 — Materials. This section specifies construction material requirements and standards. Refer to the official code for specific material specifications and testing standards. Refer to the official code text for complete requirements.
[F] P3002.1 Piping Within Buildings
Section P3002.1 — Piping Within 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] P3003.1 Drainage Pipe Slope
Section P3003.1 — Drainage Pipe Slope. 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] P3005 Drainage System
Section P3005 — 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] P3005.1 Drainage Pipe Sizing
Section P3005.1 — Drainage 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] P3005.2 Cleanouts
Section P3005.2 — Cleanouts. 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] R2401.1 Scope - Fuel Gas
Section R2401.1 — Scope - Fuel Gas. This section establishes the scope, applicability, and administrative provisions for enforcement of this code. Refer to the official code text for complete requirements.
[F] R2401.2 Gas Piping Materials
Section R2401.2 — Gas Piping Materials. This section specifies construction material requirements and standards. Refer to the official code for specific material specifications and testing standards. Refer to the official code text for complete requirements.
[F] R2402.1 Water Closet Installation
Section R2402.1 — Water Closet 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] R2402.2 Maximum Demand
Section R2402.2 — Maximum Demand. 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] R2402.3 Shower Compartment Dimensions
Section R2402.3 — Shower Compartment Dimensions. 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] R2403.1 Gas Piping Testing
Section R2403.1 — Gas Piping Testing. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] R2404.1 Pipe sizing - Fuel gas
Section R2404.1 — Pipe sizing - Fuel gas. 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] R2405.1 Gas Piping System Testing
Section R2405.1 — Gas Piping System Testing. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] R2406.1 General - Gas Piping Installation
Section R2406.1 — General - Gas Piping Installation. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] R2407.1 General - Gas Piping Inspection and Testing
Section R2407.1 — General - Gas Piping Inspection and Testing. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] R2411.1 Fuel Gas - Piping Materials
Section R2411.1 — Fuel Gas - Piping Materials. This section specifies construction material requirements and standards. Refer to the official code for specific material specifications and testing standards. Refer to the official code text for complete requirements.
[F] R2413.1 Fuel Gas - Pipe Sizing
Section R2413.1 — Fuel 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] R2415.1 Fuel Gas - Piping Support
Section R2415.1 — Fuel Gas - Piping Support. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] R2417.1 Fuel Gas - Prohibited Locations
Section R2417.1 — Fuel Gas - Prohibited Locations. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] R2419.1 Fuel Gas - Testing
Section R2419.1 — Fuel Gas - Testing. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] R2420.1 Fuel Gas - CSST Bonding
Section R2420.1 — Fuel Gas - CSST Bonding. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] R2421.1 Fuel Gas - Appliance Connections
Section R2421.1 — Fuel Gas - Appliance Connections. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] R2422.1 Appliance and Equipment Identification
Section R2422.1 — Appliance and Equipment Identification. 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] R2425.1 Fuel Gas - Combustion Air
Section R2425.1 — Fuel Gas - Combustion Air. This section covers fuel gas piping and equipment requirements. Refer to the official code text for complete requirements.
[F] R2426.1 Fuel Gas - Venting
Section R2426.1 — Fuel Gas - Venting. This section covers fuel gas piping and equipment requirements. 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.