Proof of United States Citizenship/Authorization to Work in the United States as established by the Immigration Reform Act of 1986 is a condition of employment.

Federal law requires that all employers verify the identity and employment eligibility of all new employees (including U.S. citizens). The Library uses the E-Verify system established by the Department of Homeland Security (DHS) and the Social Security Administration (SSA). For more information, view the E-Verify poster in English (pdf) or Español (pdf). For information about the right to work, see the right to work poster in English (pdf) or Español (pdf)