Yes, you need the 10 digit pin every time you e-file, Chappy1.
I would suggest reaching out to the IRS so they can provide the PIN for you.
You can ask for a new one through the IRS website if it's missing or lost. Once your enrollment for E-file services is approved, IRS will provide you a 10-digit PIN that you need to enter every time you e-file Federal Forms in QuickBooks Desktop.
In QuickBooks, make sure you have the most recent payroll update. This is to help prevent any disruptions while processing your E-file/E-pay in QuickBooks.
I have resources here that help guide you when enrolling and filing federal and state payroll taxes successfully in QuickBooks. Visit them each for further information:
Don't hesitate to post again if you need further questions or concerns regarding QuickBooks. We're always here to assist you.
