If a person is an alien who is unlawfully present in the United States and is a victim of a criminal act, is the child of a victim of a criminal act, is a biological parent or legal guardian of a victim of a criminal act who is a minor, is a critical witness in any prosecution, is the biological parent or legal guardian of a critical witness in any prosecution who is a minor, or is the child of a critical witness in any prosecution of a state or federal crime, all provisions of this chapter shall be stayed until all of the related legal proceedings are concluded. However, the relevant state, county, or local law enforcement agency shall comply with any request by federal immigration officers to take custody of the person.