Other deductions or expenses that do not conform to the separate lines for deductions on Form 1065 U.S. Return of Partnership Income are reported on Line 20.

To enter this information in the Partnership Q&A:

1. From within your TaxAct return (Online or Desktop), click Federal (on smaller devices, click in the top left corner of your screen, then click Federal).
2. Click Business Deductions, then scroll down to the bottom of that screen until you see  Other Deductions, then then on the screen that says "Does the business have other deductions outside of its normal operations? click "Yes, enter other deductions. 
3. On the second screen titled Other Business Deductions (Cont.), enter the Description and Amount (if more is needed, click Add additional other deduction item).