1、CRS Legal Sidebar Prepared for Members and Committees of Congress Legal SidebarLegal Sidebari i COVID-19: Restrictions on Noncitizen Travel Updated December 2, 2021 In response to the Coronavirus Disease 2019 (COVID-19) pandemic, the executive branch has invoked statutory powers conferred by Congres
2、s to impose special restrictions on the entry into the United States of non-U.S. nationals (referred to as “aliens” in governing statutes and regulations; some jurists and policymakers use the term “noncitizens” instead). These special restrictions break into two general categories: those that apply
3、 to aliens seeking entry with visas or other valid travel documents, and those that apply to aliens encountered near the border without valid travel documents (referred to here as “undocumented migrants” to distinguish them from aliens encountered in the interior of the United States who lack valid
4、entry documents). Neither category of restrictions applies to U.S. citizens or lawful permanent residents (LPRs). Following reports of the potential spread of the COVID-19 Omicron variant (designated by the World Health Organization as a variant “of concern”), the White House has implemented additio
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