This is an entry in our Disneyland 101 Glossary: Disneyland Resort definitions in under 101 words, from Mouse Brief.
Disability Access Service (DAS) is one of the services offered at Disneyland Resort for guests with developmental disabilities who are unable to wait in a traditional queue for an extended period of time. Guests may speak with a cast member via video chat (up to thirty days before a visit) or in-person at an Accessibility Services Kiosk to determine what accommodations they are eligible to receive. For specific terms and conditions and the latest on this service, please refer to information provide by the Walt Disney Company.