Under U.S. immigration law, a country such as El Salvador can accept someone deported from the U.S. who isn’t a citizen of that country if the person’s homeland refuses to accept them, says Theresa Cardinal Brown, a former homeland security official under the administrations of Presidents George W. Bush and Barack Obama.

U.S. Secretary of State Marco Rubio says the president of El Salvador, Nayib Bukele, has offered to house incarcerated people in his country's prison system. Bukele wrote that this would allow the United States to "outsource part of its prison system.

President Nayib Bukele has offered to jail deported criminals from the United States. His prisons have earned him a reputation as being tough on crime, but have raised alarms over rights abuses.