Get your taxes done using TurboTax

Or you could go to “View” at the upper left, “forms” and view the K-1 directly and enter the K-3 data in the smar5 worksheet right under where box 16 is checked.

 

The IRS gets the K-1 saying there is K-3 info included. So your method of just unchecking the box is “trust me IRS, nothing to see here”. Do it right and just enter the data on the K-3 lines instead of risking an audit.