1. Short title This Act may be cited as the End Child Trafficking Now Act . 2. DNA Testing Section 211 of the Immigration and Nationality Act ( 8 U.S.C. 1181 ) is amended by adding at the end the following: 211A. Familial relationship documentary requirements (a) In general Except as provided in subsection (b), an alien who has attained 18 years of age may not be admitted into the United States with a minor. (b) Exceptions An alien described in subsection (a) may be admitted into the United States with a minor if— (1) the alien presents to the Secretary of Homeland Security documents to prove that the alien is a relative or guardian of the minor; (2) the alien presents to the Secretary of Homeland Security a witness to testify that the alien is a relative or guardian of the minor; or (3) a DNA test administered by the Secretary of Health and Human Services proves that the alien is a relative of the minor. (c) Administration of DNA test The Secretary of Homeland Security shall request, and the Secretary of Health and Human Services shall administer, a DNA test only in the case that the Secretary of Homeland Security is unable to determine, based on the evidence presented under paragraphs (1) and (2) of subsection (b), that the alien is a relative or guardian of the minor accompanying the alien. (d) Denial of consent (1) Alien An alien described in subsection (a) is inadmissible if— (A) the Secretary of Homeland Security determines that the alien has presented insufficient evidence under paragraphs (1) and (2) of subsection (b) to prove that the alien is a relative of the minor