Includes all official, book-published state and federal United States case law through 2020 — every volume or case designated as an official report of decisions by a court within the United States. Scope includes all state courts, federal courts, and territorial courts for American Samoa, Dakota Territory, Guam, Native American Courts, Navajo Nation, and the Northern Mariana Islands. Earliest case is from 1658, and currently includes all volumes published through 2020.