Earlier editions: 2026-07
Santa Clarita Municipal Code Ch. 18.03 Amendments to Chapter 15, Roof Assemblies and Rooftop Structures, Of…
Santa Clarita Municipal Code · 2026-10 edition · updated 2026-10-04 · Santa Clarita
Cite as: Santa Clarita Municipal Code Chapter 18.03 · Text as of 2026-10-04
§ 18.03.005. Chapter 15 is Amended.¶
The following sections of Chapter 15 of the California Building Code, as adopted by Chapter 18.01 hereof, are added, deleted, or amended as follows.
(Ord. 25-5, 11/25/2025)
§ 18.03.010. Table 1505.1 is Amended.¶
Table 1505.1 is amended as follows:
TABLE 1505.1 MINIMUM ROOF ASSEMBLY CLASSIFICATION FOR TYPES OF CONSTRUCTION a
| IA | IB | IIA | IIB | IIIA | IIIB | IV | VA | VB |
|---|---|---|---|---|---|---|---|---|
| B | B | B | B | B | B | B | B | B |
| For SI: 1 foot = 304.8 mm, 1 square foot = 0.0929 m 2 |
|---|
| a. Unless otherwise required in accordance with the California Wildland-Urban Interface Code. |
(Ord. 25-5, 11/25/2025)
§ 18.03.020. Section 1505.1.2 is Amended.¶
Section 1505.1.2 is amended to read as follows:
| 1505.1.2 Roof coverings within all other areas other than Fire Hazard Severity Zones or a Wildland-Urban Interface (WUI). The entire roof covering of every existing structure where more than 50 percent of the total roof area is replaced within any one-year period, the entire roof covering of every new structure, and any roof covering applied in the alteration, repair, or replacement of the roof of every existing structure, shall be a fire-retardant roof covering that is at least Class B. |
|---|
(Ord. 25-5, 11/25/2025)
§ 18.03.030. Section 1512.2.1 is Added.¶
Section 1512.2.1 is added to read as follows:
| 1512.2.1 Roof replacement over spaced sheathing. Where spaced sheathing was originally installed as the supporting material, new solid sheathing shall be added prior to the installation of the new roofing material. |
|---|
(Ord. 25-5, 11/25/2025)
§ 18.03.040. Section 1512.3.1 is Added.¶
Section 1512.3.1 is added to read as follows:
| 1512.3.1 Existing wood shingle or shake roofs. Where the application of a new roof covering is proposed over wood shingle or shake roofs, the entire existing surface roofing material including all layers of wood shingle or shake shall first be removed. |
|---|
(Ord. 25-5, 11/25/2025)
§ 18.03.050. Section 1512.6 is Added.¶
Section 1512.6 is added to read as follows:
| 1512.6 Inspections. An inspection shall be required for all reroofing installations upon removal of all existing layers of roof coverings or, where the existing roof covering is to be recovered, prior to the installation of the new roofing material. Prior to such inspection, any damaged areas of the roof deck or structural framing members shall be repaired or replaced with new material. |
|---|
(Ord. 25-5, 11/25/2025)
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