Your operations staff will want this handy reference card to turn to when processing ACH returns. Listing the most frequently used return codes and categorizing them into easy-to-find groups, this card provides important "must know" information specific to each code, such as: Return Timeframes, Written Statement of Unauthorized Debit (WSUD) Requirements, Codes Specific to Stop Payments and Represented Checks (RCK), Consumer or Non-Consumer Accounts, and Common Dishonored and Contested-Dishonored Returns. 8.5"x11'. 2-sided. Durable.