Appendix A — GUIDELINES FOR THE SEISMIC RETROFIT OF EXISTING BUILDINGS
A501 Referenced Standards — 2025 California Existing Building Code
California Existing Building Code (Title 24, Part 10) · 2025 edition · updated 2026-10-19 · California
CBSC: official editions, supplements and errata
Italicized text is a California amendment to the model code, as printed in the official publication.
Cite as: 2025 California Existing Building Code (Title 24, Part 10) § A501 · Effective January 1, 2026 · Official source: Building Standards Commission
A501.1 General.¶
See Table A501.1 for standards that are referenced in various sections of this appendix. Standards are listed by the standard identification with the effective date, standard title and the section or sections of this appendix that references the standard.
TABLE A501.1—REFERENCED STANDARDS
| STANDARD ACRONYM | STANDARD NAME | SECTIONS HEREIN REFERENCED |
|---|---|---|
| AISC 341—22 | Seismic Provisions for Structural Steel Buildings | A403.10.1, A403.10.2 |
| ASCE/SEI 7—22 | Minimum Design Loads for Buildings and Other Structures with Supplement No. 1 | A104.1, A205.1, A206.1, A206.2, A206.3, A206.4, A206.7, A403.3 |
| ASTM A36/A36M—19 | Specification for Carbon Structural Steel | A405.3.3 |
| ASTM A653/A653M—20 | Standard Specification for Steel Sheet, Zinc Coated (Galvanized) or Zinc-Iron Alloy-Coated (Galvannealed) by Hot-Dip Process |
A304.2.6 |
| ASTM B695—04(2009) | Standard Specification for Coating of Zinc Mechanically Deposited on Iron and Steel | A304.2.6 |
| ASTM C67/C67M—21 | Test Methods of Sampling and Testing Brick and Structural Clay Tile | A106.2.3.1 |
| ASTM C140/C140M—21 | Standard Test Methods for Sampling and Testing Concrete Masonry Units and Related Units |
A106.2.3.1 |
| ASTM C496—96/ C496M—11 |
Standard Test Method for Splitting Tensile Strength of Cylindrical Concrete Specimens | A104.1, A106.2.3.3 |
| ASTM C1531—15 | Standard Test Methods for In Situ Measurement of Masonry Mortar Joint Shear Strength Index |
A106.2.3.2 |
| ASTM E488/E488M—15 | Standard Test Methods for Strength of Anchors in Concrete and Masonry Elements | A107.5.1, A107.5.3 |
| ASTM E519/E519M—2010 | Standard Test Method for Diagonal Tension (Shear) in Masonry Assemblages | A104.1 |
| CBC—01 | California Building Code | A202.1 |
| CBC—07 | California Building Code | A202.1 |
| CBC—10 | California Building Code | A202.1 |
| CBC—13 | California Building Code | A202.1 |
| CBC—16 | California Building Code | A202.1 |
| CBC—19 | California Building Code | A202.1 |
| CBC—22 | California Building Code | A202.1 |
| CBC—25 | California Building Code | A102.2, A105.1, A105.4, A202.1, A203.1, A204.1, A205.1, A205.3, A205.3.1, A205.4, A301.3, A304.1.1, A403.1, A405.1, A407.1, A407.2, A407.3 |
| TMS 402—22 | Building Code Requirements and Specification for Masonry Structures | A105.4, Table A108.1(2) |
| UBC—97 | Uniform Building Code | A202.1 |
APPENDIX B
SUPPLEMENTARY ACCESSIBILITY REQUIREMENTS FOR EXISTING BUILDINGS AND FACILITIES
Not adopted by the State of California (May be available for adoption by local ordinance. See Section 1.1.11.)
| Adopting Agency | BSC | BSC-CG | SFM | HCD 1 | HCD 2 | HCD 1/AC | DSA AC | DSA SS | DSA SS/CC | OSHPD 1 | OSHPD 1R | OSHPD 2 | OSHPD 3 | OSHPD 4 | OSHPD 5 | OSHPD 6 | BSCC | DPH | AGR | DWR | CEC | CA | SL | SLC |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Adopt Entire Chapter | ||||||||||||||||||||||||
| Adopt Entire Chapter as amended (amended sections listed below) | ||||||||||||||||||||||||
| Adopt only those sections that are listed below | ||||||||||||||||||||||||
| Chapter / Section |
The state agency does not adopt sections identified with the following symbol: † The Office of the State Fire Marshal’s adoption of this chapter or individual sections is applicable to structures regulated by other state agencies pursuant to Section 1.11.
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