Google says this as maybe: The check you receive at the closing of your workers' compensation claim is the payment of a permanent partial disability award (or PPD award). When you cash that check, it does not settle your claim, and that check is not a settlement award.

Call the bank?  Ask the client to check their records to see what it might be?

Electronic banking done by ACH (automated clearing house) require codes. For example, DDA is Demand Deposit Account, meaning, checks and deposits for checking.

PPD stands for Prearranged Payment and Deposit Entry, which is used for direct deposits and recurring payments.

Did you sell something? What is your business? LP Master could relate to vinyl (records).

You also are lost on the internet. You posted in a software peer user group for tax preparation using ProSeries.

Is there somewhere we can direct you to?