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Earlier editions: 20222019

Chapter 17A — SPECIAL INSPECTIONS AND TESTS

1701A General — 2025 California Building Code

California Building Code (Title 24, Part 2) · 2025 edition · updated 2026-09-25 · 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 Building Code (Title 24, Part 2) § 1701A · Effective January 1, 2026 · Official source: Building Standards Commission

1701 A .1 Scope. The provisions of this chapter shall govern the quality, workmanship and requirements for materials covered. Materials of construction and tests shall conform to the applicable standards listed in this code.

1701A.1.1 Application. The scope of application of Chapter 17A is as follows: 1. Structures regulated by the Division of the State Architect-Structural Safety, which include those applications listed in Sections 1.9.2.1 (DSA-SS) and 1.9.2.2 (DSA-SS/CC). These applications include public elementary and secondary schools, community colleges and state-owned or state-leased essential services buildings. 2. Structures regulated by the Department of Health Care Access and Information/Office of Statewide Hospital Planning and Development (OSHPD), which include those applications listed in Sections 1.10.1 and 1.10.4. These applications include hospitals and correctional treatment centers.

1701A.1.2 Amendments in this chapter. DSA-SS, DSA-SS/CC, OSHPD adopt this chapter and all amendments.

Exceptions: Amendments adopted by only one agency appear in this chapter preceded with the appropriate acronym of the adopting agency, as follows: 1. Division of the State Architect - Structural Safety:

[DSA-SS] For applications listed in Section 1.9.2.1.

[DSA-SS/CC] For applications listed in Section 1.9.2.2. 2. Office of Statewide Hospital Planning and Development:

[OSHPD 1] – For applications listed in Section 1.10.1.

[OSHPD 4] – For applications listed in Section 1.10.4.

1701A.1.3 Reference to other chapters.

1701A.1.3.1 [DSA-SS/CC] Where reference within this chapter is made to sections in Chapters 16A, 19A, 21A, 22A and 23, the provi- sions in Chapters 16, 19, 21, 22 and 23, respectively, shall apply instead as defined in Section 1.9.2.2. Referenced sections may not directly correlate, but the corresponding DSA-SS/CC sections to such references still apply.

1701A.3 Special inspections and tests. [OSHPD 1 & 4]

In addition to the inspector(s) of record required by the California Administrative Code (CCR, Title 24, Part 1), Section 7-144, the owner shall employ one or more approved agencies to provide special inspections and tests during construction on the types of work listed under Chapters 14, 15, 17A, 18A, 19A, 20, 21A, 22A, 23, 24 and 25, and noted in the Test, Inspection and Observation (TIO) program required by Sections 7-141, 7-145 and 7-149, of the California Administrative Code. Test, Inspection and Observation (TIO) program shall satisfy requirements of Section 1704A.

Exceptions & meaning →

1701A.4 Special inspections and tests.

[DSA-SS & DSA-SS/CC] In addition to the project inspector required by the California Adminis- trative Code (CCR, Title 24, Part 1), Section 4-333, the owner shall employ one or more approved agencies to provide special inspections and tests as required by the enforcement agency during construction on the types of work listed under Chapters 14, 15, 17A, 18A, 19A, 20, 21A, 22A, 23, 24 and 25 and the California Existing Building Code and noted in the special inspection, test and observation plan required by the California Administrative Code.

Exceptions & meaning →

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