<Li> Reported by the joint conference committee on October 14, 1986; agreed to by the House on October 15, 1986 (238--173) and by the Senate on October 17, 1986 (63--24) </Li> <Li> Signed into law by President Ronald Reagan on November 6, 1986 </Li> <P> The Immigration Reform and Control Act (IRCA), Pub. L. 99--603, 100 Stat. 3445, enacted November 6, 1986, also known as the Simpson--Mazzoli Act or the Reagan Amnesty, signed into law by Ronald Reagan on November 6, 1986, is an Act of Congress which reformed United States immigration law . The Act </P> <Ul> <Li> required employers to attest to their employees' immigration status; </Li> <Li> made it illegal to hire or recruit illegal immigrants knowingly; </Li> <Li> legalized certain seasonal agricultural illegal immigrants, and; </Li> <Li> legalized illegal immigrants who entered the United States before January 1, 1982 and had resided there continuously with the penalty of a fine, back taxes due, and admission of guilt; candidates were required to prove that they were not guilty of crimes, that they were in the country before January 1, 1982, and that they possessed at least a minimal knowledge about U.S. history, government, and the English language . </Li> </Ul>

When was the immigration reform and control act passed