Importer
Importer includes every person who imports, or who acts as an import broker for importation of, controlled substances listed in any schedule.
Source
21 CFR § 1300.01
Scoping language
Any term not defined in this part shall have the definition set forth in section 102 of the Act (21 U.S.C. 802), except that certain terms used in part 1316 of this chapter are defined at the beginning of each subpart of that part.