Although Rich increased the complexity of the transactions to conceal the true nature of the transactions and evade payment of the excise tax,the definition of blended fuel oil (in the civil tax code) was later changed through court interpretation.

• 尽管马克·李奇增加了交易的复杂性以掩盖交易的性质和逃避货物税，民事税收法律中的混合石油的定义后来被以法院解释的形式改变了。