Recidivist enhancement requirement

(a) Enhanced penalty requirement A defendant may receive an enhanced sentence under this Act if— (1) the defendant is convicted of an act of violent insurrection as defined in section 3; (2) the defendant has engaged in prior act of violent insurrection as defined in section 3; and (3) the instant Federal crime was committed after the effective date of this Act. (b) Recidivist enhancement terms (1) General enhancement Except as provided in paragraphs (2) and (3), the person may receive an additional term of imprisonment of no more than 4 years. (2) Serious felony enhancement If the underlying Federal crime is punishable by imprisonment of 10 years or more, the person may receive an additional term of imprisonment of 5 years. (3) Violence against government enhancement If the underlying Federal crime involves— (A) violence or threatened violence against any Federal official or employee in violation of sections 111 and 372 of title 18, United States Code, or section 5104 of title 40, United States Code; (B) damage to Federal property in violation of section 1361 of title 18, United States Code, or section 5104 of title 40, United States Code; (C) obstruction of any official Federal proceeding in violation of section 1512(c) and (k) of title 18, United States Code, or section 5104 of title 40, United States Code; or (D) any crime occurring on Federal property in violation of section 1361 of title 18, United States Code, or section 5104 of title 40, United States Code; the person may receive an additional term of imprisonment of 10 years. (c) Life enhancement Any person convicted of a Federal crime enumerated in this subsection who has engaged in a pattern of anti-democratic conduct may be sentenced to life imprisonment with a minimum term of 15 years if convicted of— (1) treason (18 U.S.C. 2381); (2) seditious conspiracy (18 U.S.C. 2384); (3) advocating overthrow of government (18 U.S.C. 2385); (4) murder of a Federal official (18 U.S.C. 1114); (5) rebellion or insurrection (18 U.S.C. 2383); or (6) assassination or assault upon the President or successors (18 U.S.C. 1751).