By Jerrick Adams in Ballotpedia:

Voters in Alaska and Massachusetts may weigh in on ballot measures that would implement ranked-choice voting for state-level and congressional offices.

Alaska: The ballot measure, an indirect initiated state statute, would establish ranked-choice voting for all general elections conducted in the state. The measure would also establish a top-four primary system for all state executive, state legislative, and congressional offices…

Massachusetts: The ballot measure, an indirect initiated state statute, would establish ranked-choice voting for both primary and general elections for statewide, state legislative, and congressional offices…

Go to this very informative article here.