"The acting secretary of Homeland Security is taking aim at new laws in New York and New Jersey that allow immigrants to get driver's licenses without proof they are in the U.S. legally, and restrict data sharing with federal authorities.

Chad Wolf sent a memo Tuesday to all the components of Homeland Security, which include U.S. Customs and Border Protection, the Coast Guard and the Transportation Security Administration, requesting a department-wide study on how the laws affect its enforcement efforts."

https://www.nbcnews.com/politics/immigration/trump-administration-takes-aim-laws-allowing-undocumented-immigrants-obtain-driver-n1109166?cid=sm_npd_nn_tw_np