 In January 2019, Gillibrand was one of twenty senators to sponsor the Dreamer Confidentiality Act, a bill imposing a ban on the Department of Homeland Security (DHS) from passing information collected on DACA recipients to Immigration and Customs Enforcement (ICE), Customs and Border Protection (CBP), the Department of Justice, or any other law enforcement agency with exceptions in the case of fraudulent claims, national security issues, or non-immigration related felonies being investigated.In February 2019, Gillibrand was one of sixteen senators to vote against legislation preventing a partial government shutdown and containing 1.375 billion for barriers along the U.S.-Mexico border that included 55 miles of fencing.In March 2019, Gillibrand voted to block President Trump's national emergency declaration that would have granted him access to $3.6 billion in military construction funding to build border barriers.