OCS
Outer Continental Shelf (OCS) means all submerged lands which lie seaward and outside of the area of lands beneath navigable waters as defined in the Submerged Lands Act (67 Stat. 29) and of which the subsoil and seabed appertain to the United States and are subject to its jurisdiction and control.
Source
30 CFR § 252.2
Scoping language
When used in the regulations in this part, the following terms shall have the following meanings: