(a)
Covered individuals— For purposes of this section, a covered individual means—
(1)
A Member of Congress.
(2)
An employee of the United States House of Representatives or the United States Senate designated by such a Member for the purposes of this section.
(b)
Prohibition— Except to the extent otherwise provided by this section, the Secretary of Homeland Security may not take any action to limit entry, for the purpose of conducting oversight, by a covered individual to any facility where noncitizens are detained by the Secretary of Homeland Security pursuant to the immigration laws, or make any temporary modification at any such facility that in any way alters what is observed by a covered individual, compared to what would be observed in the absence of such modification.
(c)
Prior notice— Nothing in this section may be construed to require a Member of Congress to provide prior notice of the intent to enter a facility described in subsection (a) for the purpose of conducting oversight. With respect to a covered individual described in subsection (a)(2), the Department of Homeland Security may require that a request be made at least 24 hours in advance of an intent to enter a facility described in subsection (b).