In May, the House Energy and Commerce Committee voted 48-1 in favor of the Sunshine Protection Act. The U.S. Senate voted unanimously in March 2022 to make daylight saving time permanent but the House never took up the measure in the face of opposition. The proposal the House will consider next week would allow states to opt out.
I believe that if this passes, Ontario immediately switches as well, since they passed intrepid leading-edge legislation to change if everyone else changes.
Arizona doesn’t use DST at all