; (F) individual who has a legal parent-child relationship with the respondent, including a stepparent-stepchild and grandparent-grandchild relationship; and (G) individual who is acting or has acted as the legal guardian of the respondent; (7) the term Federal order petitioner means an individual authorized to petition for an ex parte or long-term Federal extreme risk protection order under subsection (b)(1); (8) the term Federal order respondent means an individual named in the petition for an ex parte or long-term Federal extreme risk protection order or subject to an ex parte or long-term Federal extreme risk protection order; (9) the term long-term Federal extreme risk protection order or long-term Federal order means a Federal extreme risk protection order issued under subsection (d); (10) the term mental health agency means an agency of a State, Tribal, or local government or its contracted agency that is responsible for mental health services or co-occurring mental health and substance abuse services; and (11) the term national instant criminal background check system means the national instant criminal background check system established under section 103 of the Brady Handgun Violence Prevention Act ( 34 U.S.C. 40901 ). (b) Petition (1) In general A family or household member of the applicable individual, or a law enforcement officer, may submit to an appropriate district court of the United States a petition requesting that the court issue an ex parte Federal extreme risk protection order or long-term Federal extreme risk protection order with respect to an individual. (2) No fees A court or law enforcement agency may not charge a petitioner or respondent any fee for— (A) filing, issuing, serving, or reporting an extreme risk protection order; (B) a petition for an extreme risk protection order or any pleading, subpoena, warrant, or motion in connection with an extreme risk protection order