GOP governor rallies around historic proposal to slash state's income tax: 'I am optimistic'

Montana is considering making cuts to its individual income tax rate as a growing number of states have completely transitioned to eliminating the tax altogether.

Republican Gov. Greg Gianforte came out in support of Senate Bill 323 last week, which would cut the state income tax from 5.9% to 4.9%, at a news conference with Americans for Prosperity.

"So I came into office back four years ago after 16 years of Democrats in the governor's office in Montana, and we had the highest income tax rate in the Rocky Mountain West," Gianforte told Fox News Digital in an interview. 

"I firmly believe that the citizens of Montana know how to spend their money better than the government does. And so we've made it a priority to bring the tax rate down and to simplify our tax code. We've gone from seven tax brackets to two. With this change that we're proposing, we knock another full per...