; and (B) includes the gross income or value to the defendant of the victim’s services, if the services constitute commercial sex acts as defined under section 1591. (4) Forfeiture of property The forfeiture of property under this subsection shall be governed by the provisions of section 413 (other than subsection (d) of such section 413) of the Controlled Substances Act ( 21 U.S.C. 853 ). (c) Victim defined (1) In general In this section, the term victim means the individual harmed as a result of the commission of a crime under this chapter. (2) Assumption of crime victim's rights In the case of a victim who is under 18 years of age, incompetent, incapacitated, or deceased, the legal guardian of the victim, a representative of the victim’s estate, or any other person appointed as suitable by the court may assume the crime victim's rights under this section. (d) Prohibition A defendant charged with an offense under this chapter may not be named as a representative or guardian of a victim of the offense. . (b) Table of sections The table of sections for chapter 117 of title 18, United States Code, is amended by inserting after the item relating to section 2428 the following: 2429. Mandatory restitution. . 4. Victim-witness assistance in sexual exploitation cases (a) Availability of DOJ appropriations Section 524(c)(1)(B) of title 28, United States Code, is amended by inserting , chapter 110 of title 18 after chapter 77 of title 18 . (b) Amendment to title 31 Section 9705(a)(2)(B)(v) of title 31, United States Code, is amended by inserting , chapter 109A of title 18 (relating to sexual abuse), chapter 110 of title 18 (relating to child sexual exploitation), or chapter 117 of title 18 (relating to transportation for illegal sexual activity and related crimes) after (relating to human trafficking) . 5. Victim protection training for the Department of Homeland Security (a) In general Title IX of the Justice for Victims of Trafficking Act of 2015 ( 6 U.S.C. 641 et seq.) is amended by adding at the end the following: