Undetectable Firearms Modernization Act

Cost and committee reports

Official records Congress.gov attaches to H.R. 4221.

• Constitutional authority statementThe sponsor’s statement of where the Constitution gives Congress the power to pass this bill. Statement by Ms. DEAN of Pennsylvania, as printed in the Congressional Record (Vol. 171, No. 111, June 27, 2025, Page H3033):
  Article 1, Section 8
  Source: Congress.gov, Congressional Record June 27, 2025 ↗

  Evidence

  Field in the Congress.gov record

  constitutionalAuthorityStatementText

  Statement length

  20 characters

  Congress.gov bill record

  H.R. 4221, 119th Congress

  Congress.gov API record

  https://api.congress.gov/v3/bill/119/hr/4221

  Record last updated by Congress.gov

  March 18, 2026

  PORKER copy retrieved

  September 13, 2026

  Stored copy, SHA-256 of the file

  4907aa432deded841d9114db54c1af744fc697fd7201a72d98a44b599d9421eb

  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 March 18, 2026). Not every bill gets one.

From the Congress.gov bill record for H.R. 4221, last updated March 18, 2026. PORKER’s copy was retrieved September 13, 2026 and is refreshed nightly. Open “Evidence” on any line for the record, field and file fingerprint.