To amend the Immigration and Nationality Act to enforce restrictions on employment in the United States of unauthorized aliens through the use of improved Social Security cards and an Employment Eligibility Database, and for other purposes.

Illegal Immigration Enforcement and Social Security Protection Act of 2009 - Amends title II (Old Age, Survivors and Disability Insurance) of the Social Security Act to require inclusion of encrypted machine-readable electronic identification strips on Social Security cards. Requires the Commissioner of Social Security to: (1) develop the strip in a manner that enables employers to...