Skip to content

Search the building code.

Every 2024 IRC section and the IBC as it loads, by number or topic, plus the local rules for your city. Free to search.

Detached houses, duplexes and townhouses up to 3 stories with their own exits use the IRC; every other building uses the IBC (IBC 101.2).

A random sample from 5,321 sections for San Antonio, TX, the 2024 IBC

Show another sample
  • IBC 3202.3.2

    Windows, balconies, architectural features and mechanical equipment

    • Above 8 ft, windows, balconies and equipment may project 1 in per inch of extra clearance, up to 4 ft.

    International Building Code, 2024 · Chapter 32, Encroachments into the Public Right-of-WayRead the full text (opens UpCodes in a new tab)

  • IBC 504.1

    General

    • Allowable height and stories depend on construction type, occupancy and sprinklers. One-story aircraft hangars and aircraft plants with suppression and surrounding yards of 1½ × height are unlimited.

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

  • IBC 2304.12.1.2

    Wood supported by exterior foundation walls

    • Framing on exterior foundation walls less than 8 in from soil is durable or treated.

    International Building Code, 2024 · Chapter 23, WoodRead 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.

Check your plans against these codes

Start an application and get every flag with its section and fix.

Start an application