; and (2) if, at the time of the offense, the person uses or carries a firearm or who, in furtherance of any such crime, possesses a firearm, that person shall be fined under title 18, imprisoned not more than 20 years, or both. (c) Conspiracy and attempt Any person who attempts or conspires to violate subsection (a) or (b) shall be punished in the same manner as a person who completes a violation of such subsection. . (2) Clerical amendment The table of contents in the first section of the Immigration and Nationality Act is amended by inserting after the item relating to section 294 the following: Sec. 295. Unlawfully hindering immigration, border, and customs controls. . (b) Prohibiting carrying or use of a firearm during and in relation to an alien smuggling crime Section 924(c) of title 18, United States Code, is amended— (1) in paragraph (1)— (A) in subparagraph (A), by inserting , alien smuggling crime, after crime of violence each place that term appears; and (B) in subparagraph (D)(ii), by inserting , alien smuggling crime, after crime of violence ; and (2) by adding at the end the following: (6) For purposes of this subsection, the term alien smuggling crime means any felony punishable under section 274(a), 277, or 278 of the Immigration and Nationality Act ( 8 U.S.C. 1324(a) , 1327, and 1328). . (c) Statute of limitations Section 3298 of title 18, United States Code, is amended by inserting , 295, 296, or 297 after 274(a) .