- Brief for Petitioner (prepared and submitted by pro bono counsel O’Melveny& Myers and the University of Houston Law Center)
- Brief of Amici Curiae Asian American Justice Center, American Immigration Lawyers Association, Asian American Institute, Asian Pacific American Legal Center, Banished Veterans, Catholic Legal Immigration Network, Casa of Maryland, Coalition for Humane Immigrant Rights of Los Angeles, Dominican Bar Association, El Refugio del Rio Grande, Florence Immigrant and Refugee Rights Project, Florida Immigrant Advocacy Center, Mexican American Legal Defense and Education Fund, National Council of La Raza, National Immigration Law Center, Northern Manhattan Coalition for Immigrant Rights, Northwest Immigrant Rights Project in Support of Petitioner (prepared by pro bono counsel Washington Square Legal Services at NYU School of Law)
- Brief of the National Association of Criminal Defense Lawyers, the National Legal Aid and Defender Association, the Immigrant Defense Project, the Immigrant Legal Resource Center, and the National Immigration Project of the National Lawyers Guild as Amici Curiae in Support of Petitioner (prepared by pro bono counsel Gibson Dunn & Crutcher)
- Brief of Amici Curiae National Association of Federal Defenders and Familes Against Mandatory Minimums in Support of Petitioner (prepared by pro bono counsel Jenner & Block)
- Brief for Organizations Representing Asylum Seekers as Amici Curiae in Support of Petitioner – National Immigrant Justice Center, Advocates for Human Rights, Immigrant Law Center of Minnesota, and Immigrants’ Rights Project of Public Counsel (prepared by pro bono counsel Winston & Strawn)
- Brief for the Center on the Administration of Criminal Law as Amicus Curiae in Support of Petitioner (prepared by pro bono counsel Debevoise & Plimpton)