"[A]gency action which regulates the future conduct of either groups of persons or a single person; it is essentially legislative in nature, not only because it operates in the future but because it is primarily concerned with policy considerations." (5 U.S.C. §§ 551-559, 701-706).
Glossary index: ABCD | EFGH | IJKLMN | OPQR | STUVWXYZ