{"document":{"title":"na","text":" Copyright, Restrictions, and Permissions Notice Generally, materials produced by Federal agencies are in the public domain and may be reproduced without permission. However, not all materials appearing on this website are in the public domain. ","paragraphs":null,"sentences":null,"tokens":null,"language":null},"classifications":[{"level":"document-Union","labels":["Practice not covered"],"label_definitions":null}]}