New Delhi, Sept. 2 -- The US State Department has proposed requiring parents and legal guardians to provide proof of their own citizenship or immigration status when applying for US passports for their children, in the latest move by President Donald Trump's administration to restrict birthright citizenship.

The draft guidance, reviewed by Reuters, offers the first detailed look at how the State Department could implement Trump's executive order targeting what the administration calls "birth tourism" and expanding exceptions to automatic citizenship at birth.

The White House directed Reuters' questions to the State Department. State Department spokesman Tommy Pigott said the administration wants the passport adjudication process to refl...