The S. 1858:Newborn Screening Saves Lives Act of 2007 allows the government to set up a DNA “screening” database of DNA taken from birth. It has long been thought that since the 1970’s that blood is taken from newborns and stored at the pentagon. There is no more speculating this is an actual law that was passed in 2007.
Here is a good critical analysis of the bill
Here is the bill in full