US lawWashingtonRegulationsTitle 344 — OIL AND GAS CONSERVATION COMMITTEEChapter 344-12 — GENERAL RULES344-12-205WAC 344-12-205WAC 344-12-205. TubingLast amended: 1985Year: 2026Length: 31 wordsOfficial source Each flowing well shall be produced through tubing and shall be equipped with a master valve; however, a multiple completion is permissible when the production from each zone is kept separate.PreviousWAC 344-12-200NextWAC 344-12-210