official responsibility
(b) For the purposes of sections 205 and 207 of this title , the term “official responsibility” means the direct administrative or operating authority, whether intermediate or final, and either exercisable alone or with others, and either personally or through subordinates, to approve, disapprove, or otherwise direct Government action.
Source
18 USC § 202(b)
Scoping language
None identified, default scope is assumed to be the parent (chapter 11) of this section.