AFAIK that's been the rule for a very long time, but, I've never once been asked for an ID (many Amtrak trips on NE Corridor/Acela line). However I haven't tra

AFAIK that's been the rule for a very long time, but, I've never once been asked for an ID (many Amtrak trips on NE Corridor/Acela line). However I haven't traveled on Amtrak in the past two years, so maybe it has changed.