WAC 480-80-134
WAC 480-80-134. Discontinuing a tariffed service or services
When discontinuing a service or services, a utility must file to cancel the applicable tariff sheets in the same manner as required by tariff filing instructions set forth in WAC 480-80-105 . The commission will handle discontinuation filings in the same manner and in accordance with the same provisions governing all other tariff filings.