permittedAccessibilityServices property
Specifies permitted accessibility services.
If the field is not set, any accessibility service can be used. If the field is set, only the accessibility services in this list and the system's built-in accessibility service can be used. In particular, if the field is set to empty, only the system's built-in accessibility servicess can be used. This can be set on fully managed devices and on work profiles. When applied to a work profile, this affects both the personal profile and the work profile.
Implementation
PackageNameList? permittedAccessibilityServices;