 Individuals who file charges with OSC; who cooperate with an OSC investigation; who contest action that may constitute unfair documentary practices or discrimination based upon citizenship, immigration status, or national origin; or who assert their rights under the INA's anti-discrimination provision are protected from retaliation.The IRCA includes penalties for I-9 noncompliance.Federal law provides for imprisonment or fines for making false statements or using false documents in connection with the completion of the I-9.