Every gas company, electrical company, wastewater company, water company, and thermal energy company shall file with the commission and shall print and keep open to public inspection schedules in such form as the commission may prescribe, showing all rates and charges made, established or enforced, or to be charged or enforced, all forms of contract or agreement, all rules and regulations relating to rates, charges or service, used or to be used, and all general privileges and facilities granted or allowed by such gas company, electrical company, wastewater company, water company, or thermal energy company.
RCW 80.28.050
Tariff schedules to be filed with commission—Public schedules.
Applied in 4 court decisions — leading case 94 Wash. App. 163 - National Union Insurance v. Puget Sound Power & Light (1999)
Most recently applied in Citoli v. City of Seattle (January 2003)
2025 c 263 s 8; 2011 c 214 s 15; 1961 c 14 s 80.28.050
How often courts cite this section
Court decisions citing this, by year. The dip in the last several years is a data-coverage gap, not a real trend — our corpus holds fewer opinions from the most recent years, so recent citations are undercounted.
Official source: Washington State Legislature. Reproduced from public-domain Washington statutes; confirm against the official source for the current text. Not legal advice.