§ 4521. Definition

For the purpose of this subchapter, the term “law enforcement officer” means—

• (1) a law enforcement officer within the meaning of section 5541(3) and to whom the provisions of chapter 51 apply;
• (2) a member of the United States Secret Service Uniformed Division;
• (3) a member of the United States Park Police;
• (4) a special agent in the Diplomatic Security Service;
• (5) a probation officer (referred to in section 3672 of title 18 ); and
• (6) a pretrial services officer (referred to in section 3153 of title 18 ).