Originally Posted by
dave456
I believe there is a form that asks for your contact information for contact tracing for flights entering the US. No idea if it's truly a requirement anymore or it's just Delta not updating the system.
I don't remember this from flying AMS-DTW in 2022, but I could easily have forgotten.
The CBP "Know Before You Go" page still states that a written customs declaration is required on arriving at a U.S. port of entry, but it has been years since I had to fill one out.