1. Short title This Act may be cited as the Stop Enabling Sex Traffickers Act of 2017 . 2. Findings Congress finds the following: (1) Section 230 of the Communications Act of 1934 ( 47 U.S.C. 230 ) (as added by title V of the Telecommunications Act of 1996 ( Public Law 104–104 ; 110 Stat. 133) (commonly known as the Communications Decency Act of 1996 )) was never intended to provide legal protection to websites that facilitate traffickers in advertising the sale of unlawful sex acts with sex trafficking victims. (2) Clarification of section 230 of the Communications Act of 1934 is warranted to ensure that that section does not provide such protection to such websites. 3. Ensuring ability to enforce Federal and State criminal and civil law relating to sex trafficking (a) In general Section 230 of the Communications Act of 1934 ( 47 U.S.C. 230 ) is amended— (1) in subsection (b)— (A) in paragraph (4), by striking and at the end; (B) in paragraph (5), by striking the period at the end and inserting ; and ; and (C) by adding at the end the following: (6) to ensure vigorous enforcement of Federal criminal and civil law relating to sex trafficking. ; and (2) in subsection (e)— (A) in paragraph (1)— (i) by inserting section 1591 (relating to sex trafficking) of that title, after title 18, United States Code, ; (ii) by striking impair the enforcement and inserting the following: “impair— (A) the enforcement ; and (iii) by striking statute. and inserting the following: “statute; or (B) any State criminal prosecution or civil enforcement action targeting conduct that violates a Federal criminal law prohibiting— (i) sex trafficking of children; or (ii) sex trafficking by force, threats of force, fraud, or coercion.