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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 3 sections for San Antonio, TX, the 2024 IBC

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  • §35-506

    Front setback (R-6) · Rear setback (R-6) · Side setback (R-6)

    Used in checks
    • Front setback at least 25 ft.
    • Rear setback at least 20 ft.
    • Side setback at least 5 ft.

    San Antonio UDC value pending verification against the city's adopted text.

    San Antonio Unified Development Code

  • §35-310

    Building height (R-6) · Lot coverage

    Used in checks
    • Building height at most 35 ft.
    • Building coverage at most 45% of the lot.

    San Antonio UDC value pending verification against the city's adopted text.

    San Antonio Unified Development Code

  • IB 211

    Final tree canopy · Tree preservation

    Used in checks
    • Final tree canopy at least 38% of the lot (preservation plus two new trees).
    • Preserve at least 35% of protected trees and canopy; heritage trees 100%.

    San Antonio DSD Information Bulletin 211

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.

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