This past August, a call for a Vacant Home Tax less than an hour from Vail, Colorado
Francisco Tharp said that while Leadville and Lake County leaders are doing what they can to manage the growth, he hopes state lawmakers take action, too. He wants a mechanism for counties to charge a vacant-home tax, as well as better documentation so that communities can keep track of second-home ownership.
https://coloradosun.com/2022/08/18/leadville-tourism-growth/
And in this article from October 10, 2023, Toronto’s Vacant Home Tax is deemed a success: https://www.thestar.com/opinion/contributors/toronto-s-vacant-home-tax-once-looked-like-an-empty-gesture-now-it-looks-like/article_b85338ba-7ad9-52ea-8e8a-d3b1073583f3.html
(The title is a reference to https://doorcountypulse.com/podcast-how-vail-is-making-housing-affordable/.)
Other posts about a Vacant Home Tax