STB Information Security Improvement Act

Cost and committee reports

Official records Congress.gov attaches to H.R. 4921.

• CBO cost estimateThe Congressional Budget Office published “H.R. 4921, STB Information Security Improvement Act” on March 23, 2018. CBO’s description reads “As ordered reported by the House Committee on Transportation and Infrastructure on February 14, 2018”.
  Read the CBO estimate ↗Source: Congressional Budget Office, March 23, 2018 ↗

  Evidence

  Field in the Congress.gov record

  cboCostEstimates

  CBO publication

  https://www.cbo.gov/publication/53683

  CBO publication date

  March 23, 2018

  Congress.gov bill record

  H.R. 4921, 115th Congress

  Congress.gov API record

  https://api.congress.gov/v3/bill/115/hr/4921

  Record last updated by Congress.gov

  September 8, 2026

  PORKER copy retrieved

  September 22, 2026

  Stored copy, SHA-256 of the file

  146a912e2555a1ed366281400a4cf7fc0db7030450691862c0e754b1f9d3ee05

• PORKER links to the estimate and does not repeat its dollar figures. Each estimate is for the version of the bill its description names; the bill may have changed since.

• Committee reportCongress.gov lists 1 committee report for this bill: H. Rept. 115-622 ↗. The Congress.gov committee record lists a “Reported By” entry for the Transportation and Infrastructure Committee on April 5, 2018.
  Source: Congress.gov, reported April 5, 2018 ↗

  Evidence

  Field in the Congress.gov record

  committeeReports

  Report API records

  https://api.congress.gov/v3/committee-report/115/HRPT/622

  Congress.gov bill record

  H.R. 4921, 115th Congress

  Congress.gov API record

  https://api.congress.gov/v3/bill/115/hr/4921

  Record last updated by Congress.gov

  September 8, 2026

  PORKER copy retrieved

  September 22, 2026

  Stored copy, SHA-256 of the file

  146a912e2555a1ed366281400a4cf7fc0db7030450691862c0e754b1f9d3ee05

  A committee report is the committee’s own explanation of the bill. PORKER lists it and links to it; reading it is up to you.

• Constitutional authority statementThe sponsor’s statement of where the Constitution gives Congress the power to pass this bill. Statement by Mr. MITCHELL, as printed in the Congressional Record (Vol. 164, No. 22, February 5, 2018, Page H783):
  Article I, Section 8, Clause 1 of the United States Constitution
  Source: Congress.gov, Congressional Record February 5, 2018 ↗

  Evidence

  Field in the Congress.gov record

  constitutionalAuthorityStatementText

  Statement length

  64 characters

  Congress.gov bill record

  H.R. 4921, 115th Congress

  Congress.gov API record

  https://api.congress.gov/v3/bill/115/hr/4921

  Record last updated by Congress.gov

  September 8, 2026

  PORKER copy retrieved

  September 22, 2026

  Stored copy, SHA-256 of the file

  146a912e2555a1ed366281400a4cf7fc0db7030450691862c0e754b1f9d3ee05

  PORKER shows the statement exactly as printed, with the page markup removed. It is the sponsor’s claim; it is not a legal finding.

From the Congress.gov bill record for H.R. 4921, last updated September 8, 2026. PORKER’s copy was retrieved September 22, 2026 and is refreshed nightly. Open “Evidence” on any line for the record, field and file fingerprint.