You can now use the Amazon S3 Express One Zone and S3 One Zone-Infrequent Access storage classes in AWS Dedicated Local Zones. Dedicated Local Zones are a type of AWS infrastructure that is fully managed by AWS, built for exclusive use by you or your community, and placed in a location or data center specified by you to help you comply with regulatory requirements.
In Dedicated Local Zones, these storage classes are purpose-built to store data in a specific data perimeter, helping to support your data isolation and data residency use cases. To learn more, visit the S3 User Guide.
Source:: Amazon AWS