{"id":"aws-default-regions-pre-march-2019-cannot-disable","text":"AWS Regions launched before March 20, 2019 are default Regions — always enabled and cannot be disabled; Regions launched after that date are opt-in and must be explicitly enabled.","truth_value":"IN","source":"entries/2026/03/11/accounts-latest-reference-manage-acct-regionshtml.md","source_url":"","source_hash":"f2c5034b7e63e324","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"aws-default-regions-pre-march-2019-cannot-disable","truth_value":"IN","reason":"premise"}]}}