You might try these steps and see if it prints out form 3531.
You will first need to make sure you have the free Adobe Reader or Foxit Reader software.
Next follow these steps
Open your return in TurboTax.
In the upper right corner, click the Print Center icon.
In the pop-up window, make sure All official forms required for filing is selected, and then click the Preview Print Copy button.
Wait a moment for TurboTax to generate your return in Adobe Reader.
Once your return has opened in Adobe/Foxit Reader, click the "printer" icon to print.
