Adopts With Amendments
Chapter 15
Roof Assemblies and Rooftop Structures
International Building Code 2021
[F] 1501 General
Section 1501 — 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] 1501.1 Roof Assemblies and Rooftop Structures - Scope
Section 1501.1 — Roof Assemblies and Rooftop Structures - 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] 1501.1.1 Roof Assemblies Scope
Section 1501.1.1 — Roof Assemblies 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] 1501.2 Performance requirements
Section 1501.2 — Performance 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] 1501.2.1 Roof Assemblies Scope
Section 1501.2.1 — Roof Assemblies 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] 1501.3 Roof Assemblies and Rooftop Structures
Section 1501.3 — Roof Assemblies and Rooftop Structures. 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] 1502.1 Definitions - Roof Assemblies
Section 1502.1 — Definitions - Roof Assemblies. 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] 1502.1.1 Weather Protection for Roof Assemblies
Section 1502.1.1 — Weather Protection for Roof Assemblies. 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] 1502.2 Roof drainage
Section 1502.2 — Roof 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] 1502.3 Roofing Definitions
Section 1502.3 — Roofing 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] 1503 Weather Protection
Section 1503 — Weather 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] 1503.1 Weather Protection
Section 1503.1 — Weather 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] 1503.1.1 Weather Protection for Roofs
Section 1503.1.1 — Weather Protection for Roofs. 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] 1503.2 Flashing - Roofs
Section 1503.2 — Flashing - Roofs. 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] 1503.3 Coping
Section 1503.3 — Coping. 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] 1503.4 Roof Drainage
Section 1503.4 — Roof 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] 1503.4.1 Gutters
Section 1503.4.1 — Gutters. 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] 1503.4.2 Overflow drains
Section 1503.4.2 — Overflow drains. 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] 1503.5 Overflow Drains
Section 1503.5 — Overflow Drains. 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] 1504 Performance Requirements
Section 1504 — Performance 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] 1504.1 Wind Resistance
Section 1504.1 — Wind Resistance. 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] 1504.1.1 Wind Resistance of Roof Coverings
Section 1504.1.1 — Wind Resistance of Roof Coverings. 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] 1504.2 Wind Speed Map
Section 1504.2 — Wind Speed Map. 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] 1504.3 Performance Requirements for Roofing
Section 1504.3 — Performance Requirements for Roofing. 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] 1504.3.1 Other roof coverings
Section 1504.3.1 — Other roof coverings. 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] 1504.4 Ballasted roofs
Section 1504.4 — Ballasted roofs. 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] 1504.5 Edge securement for low-slope roofs
Section 1504.5 — Edge securement for low-slope roofs. 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] 1504.7 Wind Resistance of Asphalt Shingles
Section 1504.7 — Wind Resistance of Asphalt Shingles. 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] 1504.8 Roof Coverings - Fire Classification
Section 1504.8 — Roof Coverings - Fire Classification. 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] 1505 Fire Classification
Section 1505 — Fire Classification. 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] 1505.1 Fire Classification
Section 1505.1 — Fire Classification. 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] 1505.1.1 Fire Classification of Roof Assemblies
Section 1505.1.1 — Fire Classification of Roof Assemblies. 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] 1505.2 Fire Classification Tests
Section 1505.2 — Fire Classification Tests. 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] 1505.3 Fire Classification of Roofing
Section 1505.3 — Fire Classification of Roofing. 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] 1505.4 Class C
Section 1505.4 — Class C. 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] 1505.6 Fire classification required
Section 1505.6 — Fire classification required. 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] 1506.1 Asphalt Shingles
Section 1506.1 — Asphalt Shingles. 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] 1506.1.1 Roof Insulation
Section 1506.1.1 — Roof Insulation. This section addresses energy conservation requirements including thermal performance and building envelope specifications. Refer to the official code text for complete requirements.
[F] 1506.2 Slope Requirements for Asphalt Shingles
Section 1506.2 — Slope Requirements for Asphalt Shingles. 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] 1506.3 Clay and Concrete Tile
Section 1506.3 — Clay and Concrete Tile. 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] 1506.4 Metal Roof Panels
Section 1506.4 — Metal Roof Panels. 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] 1506.5 Wood Shingles and Shakes
Section 1506.5 — Wood Shingles and Shakes. 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] 1507 Requirements for Roof Coverings
Section 1507 — Requirements for Roof Coverings. 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] 1507.1 Asphalt Shingles
Section 1507.1 — Asphalt Shingles. 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] 1507.1.1 Asphalt Shingle Requirements
Section 1507.1.1 — Asphalt Shingle 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] 1507.10 Built-Up Roofs
Section 1507.10 — Built-Up Roofs. 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] 1507.11 Modified bitumen roofing
Section 1507.11 — Modified bitumen roofing. 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] 1507.12 Thermoset Single-Ply Roofing
Section 1507.12 — Thermoset Single-Ply Roofing. 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] 1507.13 Roof Coverings Thermoset Single-Ply Roofing
Section 1507.13 — Roof Coverings Thermoset Single-Ply Roofing. 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] 1507.14 Sprayed Polyurethane Foam Roofing
Section 1507.14 — Sprayed Polyurethane Foam Roofing. 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] 1507.15 Liquid-Applied Roofing
Section 1507.15 — Liquid-Applied Roofing. 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] 1507.16 Roof Coverings Liquid-Applied Roofing
Section 1507.16 — Roof Coverings Liquid-Applied Roofing. 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] 1507.17 Photovoltaic systems
Section 1507.17 — 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] 1507.2 Clay and Concrete Tile
Section 1507.2 — Clay and Concrete Tile. 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] 1507.2.1 Metal Roof Panel Installation
Section 1507.2.1 — Metal Roof Panel 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] 1507.2.2 Asphalt Shingle Underlayment
Section 1507.2.2 — Asphalt Shingle Underlayment. 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] 1507.2.5 Asphalt Shingle Underlayment
Section 1507.2.5 — Asphalt Shingle Underlayment. 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] 1507.2.8 Underlayment
Section 1507.2.8 — Underlayment. 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] 1507.3 Metal Roof Panels
Section 1507.3 — Metal Roof Panels. 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] 1507.4 Slate and Slate-Type Shingles
Section 1507.4 — Slate and Slate-Type Shingles. 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] 1507.5 Metal Roof Shingles
Section 1507.5 — Metal Roof Shingles. 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] 1507.6 Built-Up Roofs
Section 1507.6 — Built-Up Roofs. 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] 1507.7 Metal Roof Shingles
Section 1507.7 — Metal Roof Shingles. 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] 1507.8 Roof Coverings Wood Shingles
Section 1507.8 — Roof Coverings Wood Shingles. 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] 1507.8.1 Modified Bitumen Roofing
Section 1507.8.1 — Modified Bitumen Roofing. 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] 1507.9 Modified Bitumen Roofing
Section 1507.9 — Modified Bitumen Roofing. 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] 1508.1 Metal Roof Panels
Section 1508.1 — Metal Roof Panels. 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] 1508.1.1 Clay and Concrete Tile
Section 1508.1.1 — Clay and Concrete Tile. 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] 1508.2 Roof Insulation Above Deck
Section 1508.2 — Roof Insulation Above Deck. This section addresses energy conservation requirements including thermal performance and building envelope specifications. Refer to the official code text for complete requirements.
[F] 1509.1 Rooftop Structures - General
Section 1509.1 — Rooftop Structures - 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] 1509.2 Penthouses
Section 1509.2 — Penthouses. This section establishes occupancy classification and use requirements that determine applicable building code provisions. Refer to the official code text for complete requirements.
[F] 1509.3 Towers, Spires, and Cupolas
Section 1509.3 — Towers, Spires, and Cupolas. 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] 1510 Reroofing
Section 1510 — Reroofing. 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] 1510.1 Reroofing
Section 1510.1 — Reroofing. 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] 1510.1.1 Built-Up Roofs
Section 1510.1.1 — Built-Up Roofs. 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] 1510.2 Recover Limitations
Section 1510.2 — Recover Limitations. 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] 1510.3 Recovering versus replacement
Section 1510.3 — Recovering versus replacement. 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] 1511 Rooftop Structures
Section 1511 — Rooftop Structures. 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] 1511.1 Vegetative Roofs
Section 1511.1 — Vegetative Roofs. 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] 1511.1.1 Single-Ply Membrane Roofing
Section 1511.1.1 — Single-Ply Membrane Roofing. 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] 1511.2 Solar photovoltaic panels
Section 1511.2 — Solar photovoltaic panels. 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] 1511.3 Recovering vs Replacement
Section 1511.3 — Recovering vs Replacement. 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] 1512.1 Liquid Applied Coatings
Section 1512.1 — Liquid Applied Coatings. 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] 1512.2 Vegetative roofing
Section 1512.2 — Vegetative roofing. 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] 1513.1 Sprayed Polyurethane Foam
Section 1513.1 — Sprayed Polyurethane Foam. 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] 1515.1 Reroofing
Section 1515.1 — Reroofing. 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] 1515.2 Roof Recover
Section 1515.2 — Roof Recover. 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.