Janet Yellen actually said...

this legislation would severely damage the U.S. economy were it to become law.

Yellen expresses concern about legislation affecting Fed's operations.

12/02/2015

More Janet Yellen Quotes

It is important that they remain healthy. Reducing regulatory burden, it is important.

Different countries have different systems for dealing with health care and financing it.

Because there is public interest in what would happen under such a scenario.

My interpretation is that it is legal.