There is no statute of limitations on:
18 U.S.C. § 2381 (treason)
18 U.S.C. § 2441 (war crimes where death results)
18 U.S.C. §§ 2423, 2245 (transportation of minors for illicit sexual purposes where death results)
18 U.S.C. §§ 2425, 2245 (interstate transportation of information concerning a minor where death results)
8 U.S.C. § 1324(a)(1) (bringing in or harboring aliens where death results)
18 U.S.C. §§ 32, 33, 34 (destruction of aircraft, commercial motor vehicles or their facilities where death
results)
18 U.S.C. § 115 (murder of the member of the family of a federal official or employee to obstruct or
retaliate)
18 U.S.C. § 241 (conspiracy against civil rights where death results)
18 U.S.C. § 242 (deprivation civil rights under color of law where death results)
18 U.S.C. § 245 (discriminatory obstruction of enjoyment of federal protected activities where death
results)
18 U.S.C. § 247 (obstruction of the exercise of religious beliefs where death results)
18 U.S.C. § 794 (espionage)
18 U.S.C. § 1121 (murder of one assisting in a federal criminal investigation)
18 U.S.C. §§ 2251A, 2245 (selling or buying children where death results)