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• IBC 506.2.2

  Mixed-occupancy buildings

  • Mixed buildings use 508.3.2 or 508.4.2 per story; above three stories the sum of each story's actual/allowable ratios may not exceed 3 (4 with 13R and separated occupancies).

  Works withIBC 508.3.2IBC 508.4.2

  International Building Code, 2024 · Chapter 5, General Building Heights and AreasRead the full text (opens UpCodes in a new tab)

• IBC 1030.14.2.2.1

  Construction tolerances

  • Requirements for construction tolerances; see linked sections.

  Works withIBC 1030.14.2.2

  International Building Code, 2024 · Chapter 10, Means of EgressRead the full text (opens UpCodes in a new tab)

• N1103.5.1.1

  Circulation Systems

  • Recirculation uses a pump (no gravity or thermosyphon) that shuts off when the loop is hot or there's no demand; a cold-line return needs a sensor within 2 ft and limits water into it to 104 F.

  International Residential Code, 2024 · Chapter 11, Energy EfficiencyRead the full text (opens UpCodes in a new tab)

• R305.1.1

  Quality Mark

  International Residential Code, 2024 · Chapter 3, Building PlanningRead the full text (opens UpCodes in a new tab)

• IBC 202

  Registered design professional

  • A person licensed to practice their design profession under the laws of the state where the project is built.

  Works withIBC 107.1

  International Building Code, 2024 · Chapter 2, DefinitionsRead the full text (opens UpCodes in a new tab)

• R330.6

  Electrical Installation

  International Residential Code, 2024 · Chapter 3, Building PlanningRead the full text (opens UpCodes in a new tab)

• R306.1.3

  Flood-Resistant Construction

  International Residential Code, 2024 · Chapter 3, Building PlanningRead the full text (opens UpCodes in a new tab)

• M1201

  General

  International Residential Code, 2024 · Chapter 12, Mechanical AdministrationRead the full text (opens UpCodes in a new tab)

Searches all 4,276 IRC 2024 sections, 5,532 IBC 2024 sections and defined terms (Chapters 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33 so far) and each city's local rules as they are added. Section numbers and titles from the International Residential Code and International Building Code, 2024 editions, copyrighted by the International Code Council; the IRC's electrical chapters (34 to 43) follow NFPA 70, the National Electrical Code. Requirements are summarized in our words (IRC Chapters 3 to 43, IBC Chapters 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33); read the full text at the link on each result. Local values come from each city's published documents.