§ 2801. Definitions
For purposes of this chapter—
(3)
The term “enforcement of a law” includes the prevention, detection, and investigation of an offense and the detention or confinement of an offender.
(6)
The term “offense” means an offense against the United States and includes a violation of a Federal regulation relating to part or all of Indian country.
(8)
The term “Division of Law Enforcement Services” means the entity established within the Bureau under section
2802
(b) of this title.
(9)
The term “Branch of Criminal Investigations” means the entity the Secretary is required to establish within the Division of Law Enforcement Services under section
2802
(d)(1) of this title.