The wrongful act of an officer or other person in compelling payment of a fee or reward for his services, under color of his official authority, where no payment Is due. Between “extortion” and “exaction” there is this difference: that in the former casethe officer extorts more than his due, when something is due to him; in the latter, he exacts what is not his due, when there is nothing due to him. Co. Litt. 368.
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