Grand Terrace Municipal Code Ch. 15.10 Residential Code

Footnotes:

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Editor's note— Ord. No. 346, § 5, adopted December 13, 2022, repealed and reenacted Chapter 15.10, § 15.10.010, pertained to similar subject matter and derived from Ord. No. 254, § 3, adopted November 9, 2010; Ord. No. 272, § 2, adopted November 12, 2013; Ord. No. 297, § 2, adopted September 27, 2016, and Ord. No. 328, § 3, adopted November 12, 2019.

Except as provided in this Chapter, those certain Building Codes known and designated as the 2025 California Residential Code based on the 2024 International Residential Code published by the International Code Council are hereby adopted by reference and shall become the Residential Building Code of the City for regulating the construction, occupancy, equipment, use, height, area and maintenance of all residential buildings and/or structures in the City. One copy of all the above codes and standards therefore are on file in the Office of the Building Department and are made available for public inspection.

(Ord. No. 371, § 2, 10-14-2025; Ord. No. 346, § 5, 12-13-2022)

Automatic fire sprinklers shall be required for all newly constructed residential buildings regardless of total building area and existing residential buildings undergoing remodeling of at least 50 percent in total existing building area.

(Ord. No. 346, § 5, 12-13-2022)

Exterior lights are required to be placed next to exterior doorways leading into residential dwellings or where there is an exterior landing or where there are stairs. Lights shall be placed when a building is being altered, remodeled, enlarged of at least 50 percent in total building area or where there is a change of occupancy.

(Ord. No. 346, § 5, 12-13-2022)

Residential buildings with ground level bathrooms of two stories in height that are being altered, remodeled, enlarged, or similar thereof shall have wood blocking support behind shower walls, bathtub area walls, and water closet areas for future installation of grab bars and safety hardware.

(Ord. No. 346, § 5, 12-13-2022)

Residential buildings with bathrooms that are being altered, remodeled, enlarged, or similar thereof shall have mechanical ventilation that is automatically activated by a humidity control switch sensor.

(Ord. No. 346, § 5, 12-13-2022)

The changes set forth herein are made to the California Residential Code as published by the International Code Council.

(Ord. No. 371, § 2, 10-14-2025; Ord. No. 346, § 5, 12-13-2022)

All residential buildings containing attached garages that are considered new or existing and are altered, enlarged, erected, or similar thereof shall have an insulated garage door. This provision applies to any as-built unpermitted garages that have been issued an after the fact permit legalizing the garage.

(Ord. No. 346, § 5, 12-13-2022)

Interior transitions shall either be a full step (7¾") (196 mm) and changes in level between shower thresholds shall be ¼" high minimum and ½" high maximum are beveled with a slope not steeper than 1:2.

(Ord. No. 346, § 5, 12-13-2022)

The changes set forth herein are made to the California Residential Code as published by the International Code Council.

(Ord. No. 371, § 2, 10-14-2025; Ord. No. 346, § 5, 12-13-2022)

All new construction including residential and nonresidential buildings equipped with fire sprinkler systems shall have a separate dedicated water meter that will serve fire protection systems.

(Ord. No. 346, § 5, 12-13-2022)