Source: Schema.org v30.1 vocabulary. Official subOrganization property definition.
What does subOrganization mean?
A relationship between two organizations where the first includes the second, e.g., as a subsidiary. See also: the more specific 'department' property.
Used on types (domainIncludes)
Expected value types (rangeIncludes)
Schema.org domainIncludes and rangeIncludes are descriptive guidance, not strict validation prohibitions. Check the official reference for updates.
Related reference
Browse all Schema.org types and properties · Google feature support status