Oklahoma House Representative says new Oklahoma Supreme Court filings challenge how utility rate cases are handled and seek ...

OK Corporation Commission continues review of PSO’s proposed $600 million rate increase ...

With an interim rate taking effect July 1, Public Service Company of Oklahoma (PSO) will now charge the typical residential ...

Public Service Company of Oklahoma implements interim rates ahead of a final state decision, promising refunds if the ...

The proposed settlement would raise rates for electricity paid by PSO residential customers by about 1% and rates paid by ...

Protagonist shares rise as rusfertide nears an FDA decision and Icotyde adds milestone payments, royalties and broader ...

PSO would refund the difference if customers pay more of an increase in the interim than might eventually be approved by the ...

An Oklahoma lawmaker is urging the Oklahoma Corporation Commission to protect Public Service Company of Oklahoma (PSO) ...

As state regulators review PSO's latest rate proposal, the company is temporarily hiking up average monthly bills starting Wednesday. The utility said in an email to customers the increase comes from ...

Public Service Company of Oklahoma has announced a temporary rate increase beginning Wednesday. In a statement to customers, ...

Oklahoma Attorney General Gentner Drummond has announced a settlement between his office and the Public Service Company of ...