Congressional Budget Office Cost Estimate: S. 2332, Grid Modernization Act of 2019 [open pdf - 34KB]
This is the Congressional Budget Office Cost Estimate as ordered reported by the Senate Committee on Energy and Natural Resources on October 24, 2019. From the Document: "S. 2332 would authorize the appropriation of $250 million a year through 2028 for those purposes. Assuming appropriation of the authorized amounts, and based on historical spending patterns for similar activities, CBO [Congressional Budget Office] estimates that implementing S. 2332 would cost $842 million over the 2020-2024 period and $1.4 billion after 2024."
Congressional Budget Office: http://www.cbo.gov/