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<bill bill-stage="Introduced-in-Senate" dms-id="A1" public-private="public" slc-id="S1-MAZ26140-XRT-G6-9PX"><metadata xmlns:dc="http://purl.org/dc/elements/1.1/">
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<dc:title>119 S4005 IS: Responsible Containment Reauthorization Act of 2026</dc:title>
<dc:publisher>U.S. Senate</dc:publisher>
<dc:date>2026-03-05</dc:date>
<dc:format>text/xml</dc:format>
<dc:language>EN</dc:language>
<dc:rights>Pursuant to Title 17 Section 105 of the United States Code, this file is not subject to copyright protection and is in the public domain.</dc:rights>
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<distribution-code display="yes">II</distribution-code><congress>119th CONGRESS</congress><session>2d Session</session><legis-num>S. 4005</legis-num><current-chamber>IN THE SENATE OF THE UNITED STATES</current-chamber><action><action-date date="20260305">March 5, 2026</action-date><action-desc><sponsor name-id="S408">Mr. Hickenlooper</sponsor> (for himself, <cosponsor name-id="S431">Mr. Curtis</cosponsor>, and <cosponsor name-id="S330">Mr. Bennet</cosponsor>) introduced the following bill; which was read twice and referred to the <committee-name committee-id="SSEG00">Committee on Energy and Natural Resources</committee-name></action-desc></action><legis-type>A BILL</legis-type><official-title>To amend the Uranium Mill Tailings Radiation Control Act of 1978 to extend the authorization of a disposal site in Mesa County, Colorado, until the site is filled to designed capacity.</official-title></form><legis-body display-enacting-clause="yes-display-enacting-clause"><section section-type="section-one" id="S1"><enum>1.</enum><header>Short title</header><text display-inline="no-display-inline">This Act may be cited as the <quote><short-title>Responsible Containment Reauthorization Act of 2026</short-title></quote>.</text></section><section commented="no" display-inline="no-display-inline" id="id783853a872b34e899bd2a71a950b58b2"><enum>2.</enum><header>Extension of authorization</header><text display-inline="no-display-inline">Section 112(a)(1)(B) of the Uranium Mill Tailings Radiation Control Act of 1978 (<external-xref legal-doc="usc" parsable-cite="usc/42/7922">42 U.S.C. 7922(a)(1)(B)</external-xref>) is amended by striking <quote>, or September 30, 2031, whichever comes first</quote>.</text></section></legis-body></bill>

