Congressional Budget Office Cost Estimate: H.R. 3405, Uranium Classification Act of 2019 as Ordered Reported by the House Committee on Natural Resources on July 17, 2019 [open pdf - 30KB]
From the Document: "H.R. 3405 would direct the U.S. Geological Survey (USGS) to remove uranium from the Final List of Critical Minerals published on May 18, 2018, pursuant to Executive Order 13817, which directed the federal government to identify and develop a national strategy for critical minerals."
Congressional Budget Office: http://www.cbo.gov/