[20200318]LSB10420_最高法院在MPP案中批准暂缓执行.pdf

CRS Legal Sidebar Prepared for Members and Committees of Congress Legal SidebarLegal Sidebari i Supreme Court Grants Stay in MPP Case March 18, 2020 On March 11, 2020, the Supreme Court issued an order in Wolf v. Innovation Law Lab allowing the Trump Administration to continue enforcing its Migrant Protection Protocols (MPP)also known as the “Remain in Mexico” policywhile litigation concerning the policys legality continues. Under the MPP, Customs and Border Protection (CBP), a component of the Department of Homeland Security (DHS), may require many non-U.S. nationals (aliens) who arrive at the southern border seeking asylum or related protections to wait in Mexico while U.S. immigration courts process their cases. DHS first announced the policy in December 2018 and began implementation in January 2019. As of early March, CBP had returned some 60,000 aliens to Mexico under the MPP and an estimated 25,000 of them were still in Mexico pending ongoing removal proceedings in U.S. immigration court, according to a DHS court filing. The MPP does not apply to Mexican nationals, unaccompanied alien children, and certain other groups specified in CBP guidance. CBP also appears to exclude so