; . 504. Rule of construction Nothing in this title shall be construed to limit the following procedures or practices relating to an unaccompanied alien child (as defined in section 462(g)(2) of the Homeland Security Act of 2002 ( 6 U.S.C. 279(g)(2) )): (1) Screening of such a child for a credible fear of return to his or her country of origin. (2) Screening of such a child to determine whether he or she was a victim of trafficking. (3) Department of Health and Human Services policy in effect on the date of the enactment of this Act requiring a home study for such a child if he or she is under 12 years of age. VI Visa Overstays Penalties 601. Expanded penalties for illegal entry or presence Section 275 of the Immigration and Nationality Act ( 8 U.S.C. 1325 ) is amended— (1) in subsection (a) by inserting after for a subsequent commission of any such offense the following: or if the alien was previously convicted of an offense under subsection (e)(2)(A) ; (2) in subsection (b)— (A) in paragraph (1), by striking at least $50 and not more than $250 and inserting not less than $500 and not more than $1,000 ; and (B) in paragraph (2), by inserting after in the case of an alien who has been previously subject to a civil penalty under this subsection the following: or subsection (e)(2)(B) ; and (3) by adding at the end the following: (e) Visa overstays (1) In general An alien who was admitted as a nonimmigrant has violated this paragraph if the alien, for an aggregate of 10 days or more, has failed— (A) to maintain the nonimmigrant status in which the alien was admitted, or to which it was changed under section 248, including complying with the period of stay authorized by the Secretary of Homeland Security in connection with such status; or (B) to comply otherwise with the conditions of such nonimmigrant status. (2) Penalties An alien who has violated paragraph (1)— (A) shall— (i) for the first commission of such a violation, be fined under title 18, United States Code, or imprisoned not more than 6 months, or both