According to the document, the postal service may only send ballots in "secure envelopes" with special barcodes to citizens on a list of eligible voters, US media report. The list is to be developed by the Department of Homeland Security, with support from other agencies.
Election experts question the decree, saying that, under the Constitution, elections are to be handled by the states under the supervision of Congress.
Trump is also trying to push a bill that would require voters to prove citizenship. He is highly critical of the electoral process, claiming fraud occurred in 2020 when he lost the presidential election.
