The number that the ERO and Designee pick to be their PIN. Here is how to enter one of them. https://proconnect.intuit.com/community/help-articles/help/how-do-i-enter-my-efin-ptin-and-ero-pin-i...
EH! What the hey! Here is the other one https://proconnect.intuit.com/community/help-articles/help/third-party-designee-if-different/00/4270
