Homeland Security will not send its officers to pick up suspected illegal immigrants snared by local police in Arizona unless the person meets the agency’s priority criteria.
US Supreme Court rules on Arizona immigration law SB 1070
The Supreme Court upheld a key part of Arizona's tough-immigration law but struck down others as intrusions on federal sovereignty, ...
The court backed a section of the Arizona state law that calls for police to check the immigration status of people they stop...
Press Release from the State of Arizona, Office of the Governor June 25, 2012
In 2003, Colorado passed the Colorado Secure and Verifiable Identity Document Act (2003 HB 1224). This was a direct result of the proliferation of the non-secure Mexican Matricula Consular ID card.
The law says the following about entering this country illegally (really, it's a criminal violation):
The Immigration and Nationality Act Section 237 states:
U.S. Code Title 8 - Aliens and Nationality says the following:
Chapter 12 - Immigration and Nationality Subchapter II - Immigration Part IX--Miscellaneous