The DoT is proposing the new rules to comply with recent immigration reform legislation. On the other hand, there are persons upset about being required to identify themselves in a variety of situations. These concepts can fundamentally conflict with each other at a very basic level. This number, which might be SSN or some new number, would be used to correlate health-related data throughout the country. At least one legislator is talking about introducing legislation to repeal this provision.
Most people react negatively and in many cases viscerally against being numbered.
Of course, largely equivalent identifiers are already pretty much available on every American. Proposals that would make a bad situation even worse should certainly be avoided. The Caller-ID Wars Continue Greetings. Far from it. It obviously is distressing to them to have to deal with a state like California, where about half the phones lines are subscribed to complete blocking, and more than half the lines are reportedly non-published.