# WAC 296-46B-235: WAC 296-46B-235. Branch circuits, feeders, and services over 1,000 volts ac, 1,500 volts dc nominal

> Washington · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_296_46B_235

## Section

- **Citation:** WAC 296-46B-235
- **Heading:** WAC 296-46B-235. Branch circuits, feeders, and services over 1,000 volts ac, 1,500 volts dc nominal
- **Jurisdiction:** Washington
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** August 14, 2026
- **Source:** Compiled text
- **Location:** Washington Administrative Code / Title 296 / Chapter 296-46B / Section 296-46B-235

## Text

402(B) Wiring methods.
The installation of service entrance conductors exceeding 1,000 volts ac, 1,500 volts dc, nominal, within a building or structure must be limited to the following methods: Galvanized rigid metal conduit, galvanized intermediate metal conduit, schedule 80 polyvinyl chloride conduit, metal-clad cable that is exposed for its entire length, cablebus, or busways. Exception: Wiring methods per NEC 235.402(B) shall be permitted for service conductors within a building or structure when customer owned overcurrent protection in accordance with NEC requirements is provided outside the building.

## Nearby sections

- [WAC 296-46B-010 WAC 296-46B-010. General](https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_296_46B_010.md)
- [WAC 296-46B-100 WAC 296-46B-100. General definitions](https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_296_46B_100.md)
- [WAC 296-46B-110 WAC 296-46B-110. General requirements for electrical installations](https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_296_46B_110.md)
- [WAC 296-46B-210 WAC 296-46B-210. Branch circuits not over 1,000 volts ac, 1,500 volts dc nominal](https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_296_46B_210.md)
- [WAC 296-46B-215 WAC 296-46B-215. Feeders](https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_296_46B_215.md)
- [WAC 296-46B-220 WAC 296-46B-220. Branch circuit, feeder, and service calculations](https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_296_46B_220.md)
- [WAC 296-46B-225 WAC 296-46B-225. Outside branch circuits and feeders](https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_296_46B_225.md)
- [WAC 296-46B-230 WAC 296-46B-230. Services](https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_296_46B_230.md)
- [WAC 296-46B-235 WAC 296-46B-235. Branch circuits, feeders, and services over 1,000 volts ac, 1,500 volts dc nominal](https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_296_46B_235.md)
- [WAC 296-46B-240 WAC 296-46B-240. Overcurrent protection](https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_296_46B_240.md)
- [WAC 296-46B-250 WAC 296-46B-250. Grounding and bonding](https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_296_46B_250.md)
- [WAC 296-46B-300 WAC 296-46B-300. General requirements for wiring methods and materials](https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_296_46B_300.md)
- [WAC 296-46B-314 WAC 296-46B-314. Outlet, device, pull, and junction boxes; conduit bodies; fittings; and handhole enclosures](https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_296_46B_314.md)
- [WAC 296-46B-334 WAC 296-46B-334. Nonmetallic-sheathed cable](https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_296_46B_334.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/STATE_WA_ADC_296_46B_235. Check the current official text before relying on it. Not legal advice.