Amicus briefs filed in federal district courts in Washington, New York, and California in support of three lawsuits on behalf of 21 states against the U.S. Department of Homeland Security challenging the administration's "public charge" rule as illegal discrimination. The briefs, on behalf of a coalition of national disability advocacy organizations, argue that the new rule discriminates on the basis of disability and must be withdrawn.

Amicus briefs filed in the U.S. Court of Appeals for the Fifth Circuit and U.S. Supreme Court supporting the constitutionality of the Affordable Care Act and outlining how the law has been essential to people with disabilities.

The Arc fights for the rights of homeless people with disabilities in landmark Supreme Court case.

Amicus brief arguing that it is not the role of courts to substitute their evaluation of drug safety and effectiveness in place of the FDA's expert determinations.

Amicus brief explaining that children with disabilities must have access to education in their neighborhood schools.