US lawWashingtonRegulationsTitle 296 — LABOR AND INDUSTRIES, DEPARTMENT OFChapter 296-307 — SAFETY STANDARDS FOR AGRICULTURE296-307-49007WAC 296-307-49007WAC 296-307-49007. Installing arc welding equipmentLast amended: 2020Year: 2026Length: 20 wordsOfficial source Arc welding equipment, including the power supply, must be installed according to the requirements of chapter 296-307 WAC Part T.PreviousWAC 296-307-49005NextWAC 296-307-49009