If this moves forward at the state level, things could get interesting.

The US Uniform Time Act lets states choose whether or not to make the DST switch, but may not allow for permanent DST (which would, in effect, be a time zone switch).

    "Full text - Daylight Saving Time - United States Law - 15 USC 6(IX)(260-7)"
    http://www.webexhibits.org/daylightsaving/usc.html

A reminder: I am not a lawyer.

    @dashdashado