Is the US CODE UNCONSTITUTIONAL? US CODE TITLE 8 > CHAPTER 12 > SUBCHAPTER II > Part VIII > § 1325 § 1325. Improper entry by alien  TITLE 8 > CHAPTER 12 > SUBCHAPTER II > Part VIII > § 1324a § 1324a. Unlawful employment of aliens WE DO NOT NEED IMMIGRATION REFORM. WE NEED IMMIGRATION ENFORCEMENT. ENFORCE THE LAW We should treat immigrants like Mexico does: At present, Article 67 of Mexico's Population Law says, “Authorities, whether federal, state or municipal … are required to demand that foreigners prove their legal presence in the country, before attending to any issues.” That would simplify things.