Conn. Gen. Stat. § 40-53: Issue of duplicate receipts not so marked.

A warehouseman, or any officer, agent or servant of a warehouseman, who issues or aids in issuing a duplicate or additional negotiable receipt for goods knowing that a former negotiable receipt for the same goods or any part of them is outstanding and uncancelled, without plainly placing upon the face thereof the word “Duplicate”, except in the case of a lost, stolen or destroyed receipt after proceedings as provided for in subsection (a) of section 42a-7-601, shall, for each offense, be guilty of a class D felony.