The Antiterrorism Act of 1996, at Title VI, 110 Stat. at 1287-90,
made
it unlawful for any person to manufacture plastic explosives, as defined in
18
U.S.C. § 841(q), without a "detection agent" specified in section
841(p).
18 U.S.C. § 842(l). The Act also makes it unlawful to import or
otherwise
bring into the United States, or export from the United states, any such
plastic
explosive, 18 U.S.C. § 842(m); or to ship, transport, transfer, receive,
or
possess any such plastic explosive, 18 U.S.C. § 842(n). These
provisions
apply only to offenses occurring on or after April 24, 1997.
Subsection (o) requires non-federal persons possessing on the date
of
enactment (April 24, 1996) plastic explosives to report to ATF the quantity,
manufacturer, and identifying marks on such explosives no later than August
22,
1996.
The Antiterrorism Act of 1996, § 605, 110 Stat. at 1289-90,
created
section 845(c) of Title 18, which sets forth specified affirmative defenses
for
violations of the new plastic explosives offenses.