Disability Access Service = DAS
This is the basics of the service (3 images below), what it is and what it does. I have also included a list of the Companion Restrooms found in both parks and the Guest Services Kiosks in both parks.
Here are the links found in the image below: Disneyland’s Disability Services Webpage and Attraction Access Categories For Guests with mobility disabilities, many Disneyland Resort attractions offer access details for each category are found here: https://disneyland.disney.go.com/guest-services/mobility-disabilities/
Companion Restrooms and Guest Services Kiosks