{"data":{"id":"us-wa/rcw-80.20.060","jurisdiction":"us-wa","citation":"RCW 80.20.060","heading":"Limitation on frequency of investigation.","body":"Expenses of a complete valuation, rate and service investigation shall not be assessed against a public service company under this chapter if such company shall have been subjected to and paid the expenses of a complete valuation, rate and service investigation during the preceding five years, unless the properties or operations of the company have materially changed or there has been a substantial change in its value for rate making purposes or in any other circumstances and conditions affecting rates and services: PROVIDED, That the provisions of this section shall not be a limitation on the frequency of assessment of costs of investigation where such investigation results from a tariff filing or tariff filings by a public service company to increase rates.","path":["Title 80","Chapter 80.20"],"source_url":"https://app.leg.wa.gov/rcw/default.aspx?cite=80.20.060","current_through":"July 15, 2026","vintage":"","retrieved_at":"2026-09-06T04:22:14Z","sha256":"590e23643bdbe576314d0cf4fd1775606056b5142f68e7fa91d7618cc3a3e75a","source_id":"us-wa","stale":false,"prev":"us-wa/rcw-80.20.050","next":"us-wa/rcw-80.24.010"},"notice":"GroundRules: Original legal text. Not legal advice."}