PennyMac reminds Correspondents that for transactions where the loan was initially
submitted to Fannie Mae DU but is underwritten and delivered with a Freddie Mac LPA, the DU case file ID needs to be removed from the Fannie Mae Uniform Closing Dataset (UCD).
Leaving an abandoned DU casefile ID in the Fannie Mae UCD when delivering an LPA will result in a selling error and the loan to fallout of the pool.
Please refer to the below scenario from Fannie Mae’s UCD Quick Guide: Casefile Identifier Scenarios:
Please contact your Sales Representative with any questions.