To prohibit the Administrator of the Environmental Protection Agency from finalizing any rule imposing any standard of performance for carbon dioxide emissions from any existing or new source that is a fossil fuel-fired electric utility generating unit unless and until carbon capture and storage is found to be technologically and economically feasible.

Cost and committee reports

Official records Congress.gov attaches to H.R. 6172.

• Constitutional authority statementThe sponsor’s statement of where the Constitution gives Congress the power to pass this bill. Statement by Mr. McKINLEY, as printed in the Congressional Record (Page H5201):
  According to Article I, Section 8, Clause 18 of the Constitution: The Congress shall have power to enact this legislation to make all laws which shall be necessary and proper for carrying into Execution the foregoing Powers, and all other Powers vested by this Constitution in the Government of the United States, or in any Department or Officer thereof.
  Source: Congress.gov, record updated April 7, 2025 ↗

  Evidence

  Field in the Congress.gov record

  constitutionalAuthorityStatementText

  Statement length

  354 characters

  Congress.gov bill record

  H.R. 6172, 112th Congress

  Congress.gov API record

  https://api.congress.gov/v3/bill/112/hr/6172

  Record last updated by Congress.gov

  April 7, 2025

  PORKER copy retrieved

  September 25, 2026

  Stored copy, SHA-256 of the file

  faa51a6822728055ec0dfb0ff211bd0d7e7d1a89bef842822f9acf766d77fad4

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

Congress.gov’s record for this bill does not list a CBO cost estimate or a committee report (as of April 7, 2025). Not every bill gets one.

From the Congress.gov bill record for H.R. 6172, last updated April 7, 2025. PORKER’s copy was retrieved September 25, 2026 and is refreshed nightly. Open “Evidence” on any line for the record, field and file fingerprint.