Napa County Municipal Code Ch. 15.28 Electrical Code

Footnotes:

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Editor's note— Ord. No. 1516, § 15, adopted December 9, 2024, amended Ch. 15.28 in its entirety to read as herein set out. Former Ch. 15.28, §§ 15.28.010—15.28.080, pertained to the same subject matter. See the Ordinance List and Code Comparative Table and Disposition List.

For the purpose of establishing proper regulations for building construction and for the installation of electrical systems, the provisions of the 2025 Edition of the California Electrical Code, hereinafter referred to as "electrical code," including Annexes A through H, which is based upon the 2023 Edition of the National Electrical Code as adopted with modifications by the State of California as Title 24, Part 3 of the California Code of Regulations, is adopted and made a part of this code by reference.

(Ord. No. 1516, § 15, 12-9-2025)

Each section of the electrical code designated in succeeding sections of this chapter shall be changed to read as set forth in this chapter, except that where the modification is a deletion only, the deletion shall be noted without setting forth the text of the section.

(Ord. No. 1516, § 15, 12-9-2025)

The functions of a board of appeals referred to in Section 89.108.8 and the electrical board in Section 80.15 Annex H of the electrical code shall be performed by the unified board of appeals constituted pursuant to Section 15.04.100 of this code and no separate board of appeals or electrical board shall be created.

(Ord. No. 1516, § 15, 12-9-2025)

For purposes of Section 80.2 Annex H of the electrical code, the building official is designated as the chief electrical inspector. The building official and that official's designees shall be responsible for the enforcement of this Chapter 15.28.

(Ord. No. 1516, § 15, 12-9-2025)

For purposes of Section 80.19(H) Annex H of the electrical code, the time limitations for applications and expiration of permits shall be as provided in Sections 15.04.060 and 15.04.070 of this code.

(Ord. No. 1516, § 15, 12-9-2025)

The first paragraph of Article 225.32 of the electrical code is amended to read as follows, and the listed exceptions following therein shall remain in effect:

225.32 Location. The disconnecting means shall be installed on the outside of the building or structure served or where the conductors pass through a building or structure and within sight for emergency and utility vehicles entering the property. The disconnecting means shall be at a readily accessible location nearest the point of entrance of the conductors. For the purposes of this section, the requirements in 230.6 shall be utilized.

(Ord. No. 1516, § 15, 12-9-2025)

Table 300.5 of the electrical code is amended by adding the following Note 6:

6. When electrical conductors are installed underground within a vineyard, or other agricultural location where equipment is used to cultivate the earth, the burial depth shall be sufficiently lower than the potential cutting depth of equipment, but not less than 48" of cover in all cases.

(Ord. No. 1516, § 15, 12-9-2025)

Article 690.4 of the electrical code is hereby amended by adding the following subsection (I):

(I) Working Space. The requirements found in Article 110.26 for spaces about electrical equipment shall apply to inverters and other portions of a photovoltaic system likely to require examination, adjustment, servicing, or maintenance while energized.

(Ord. No. 1516, § 15, 12-9-2025)