The Arc of California is the facilitator and founding member of The Lanterman Coalition. The Lanterman Coalition consists of all the major stakeholders in California’s community based developmental services system. Membership in the coalition requires a commitment to (1) the Preservation of the Lanterman Act and the entitlement, (2) no enrollment caps or waiting lists, (3) no reductions to services and supports important to people with Intellectual and Developmental Disabilities and their families and (4) full support of the community imperative and the Olmstead decision.

To learn more about The Lanterman Coalition, visit