The Montana Senate has approved a bill that would exempt the state from DST after this year, and the bill has now moved over to the House, with a hearing scheduled later this week. If the bill passes, Montana would join Arizona and Hawaii in not Springing Forward in March and Falling Back in November.
Here is a summary of the bills I know of as of today, March 1, 2017, grouped by type of bill.
Massachusetts bill SD 514 addresses issues relating to Daylight Saving Time in a unique way.
Two additional bills relating to Daylight Saving Time were found yesterday, one each from Illinois and Nebraska.