502A.2  Unlawful commodity transactions.
  Except as otherwise provided in section 502A.3 or 502A.4, a person shall not sell or purchase, or offer to sell or purchase, a commodity under a commodity contract, or under a commodity option, or offer to enter into, or enter into as seller or purchaser, a commodity contract or commodity option.
90 Acts, ch 1169, §2
Referred to in §502A.3, 502A.4, 502A.6, 502A.19, 502A.22