Congressional Budget Office Cost Estimate: H.R. 2988, Whistleblower Protection Improvement Act of 2021 [open pdf - 179KB]
From the Document: "H.R. 2988 would create new protections for federal employees who report fraud or other improprieties, expand and clarify existing protections, and establish new procedures to ensure that employees receive timely relief if their claims of retaliation are affirmed. The bill also would extend whistleblower protections to noncareer appointees in the Senior Executive Service, Public Health Service officers or applicants, and members of the National Oceanic and Atmospheric Administration's commissioned officer corps."
Congressional Budget Office: http://www.cbo.gov/