2005 Federal Sentencing Guidelines
Chapter 2 - PART D - OFFENSES INVOLVING
DRUGS 
§2D3.2. Regulatory Offenses Involving Controlled Substances or Listed
Chemicals; Attempt or Conspiracy
(a) Base Offense Level: 4
Commentary
Statutory Provisions: 21
  U.S.C. §§ 842(a)(2), (9), (10), (b), 954, 961. For additional statutory
  provision(s), see Appendix
  A (Statutory Index).
Historical Note: Effective
  November 1, 1987. Amended effective November 1, 1991 (see Appendix
  C, amendment 421); November 1, 1992 (see Appendix
  C, amendment 447); November 1, 1993 (see Appendix
  C, amendment 481); November 1, 1995 (see Appendix
  C, amendment 534).