; or (B) twice the amount specified in paragraph (1) if the alien had previously been subject to a civil penalty under this subsection. (2) Civil penalties Civil penalties under paragraph (1) are in addition to, and not in lieu of, any criminal or other civil penalties that may be imposed. . (b) Enhanced penalties Section 275 of the Immigration and Nationality Act, as amended by subsection (a), is further amended by adding at the end the following: (e) Enhanced penalty for terrorist aliens Any alien who commits an offense described in subsection (a) for the purpose of engaging in, or with the intent to engage in, any Federal crime of terrorism (as defined in section 2332b(g) of title 18, United States Code) shall be imprisoned for not less than 10 years and not more than 30 years. . (c) Clerical amendment The table of contents in the first section of the Immigration and Nationality Act is amended by striking the item relating to section 275 and inserting the following: Sec. 275. Illegal entry. . (d) Application (1) Prior convictions Paragraph (4) of section 275(a) of the Immigration and Nationality Act, as amended by subsection (a), shall apply only to violations of paragraph (2) of such section 275(a) committed on or after the date of enactment of this Act. (2) Bars to immigration relief and benefits Section 275(a)(1) of such Act, as amended by subsection (a), shall take effect on the date of enactment and apply to any alien who, on or after the date of enactment— (A) enters or crosses, or attempts to enter or cross, the border into the United States at any time or place other than as designated by immigration officers; (B) eludes, at any time or place, examination or inspection by an authorized immigration, customs, or agriculture officer (including failing to stop at the command of such officer)