information obtained or recorded pursuant to this Act to assist in immigration enforcement actions taken against any sponsor, potential sponsor, custodian, potential custodian, or household member of a child or apprehended parent or legal guardian. (b) Exception Subsection (a) does not apply to the use of information described in that subsection about a particular sponsor, potential sponsor, custodian, potential custodian, or household member for purposes of a law enforcement investigation related to— (1) forced labor or human trafficking under section 1589, 1590, or 1591 of title 18, United States Code