PA Schedule UC is a form to report 'Employee Business Expenses' which almost no one has any more. Are you sure you need to file this form?
If you're self-employed, report your expenses on Schedule C in your Federal return, to flow into your PA return.
You may want to check out the Free File Program offerings to file your tax returns for free.
Here's the form and instructions for Schedule UC from the Pennsylvania Dept. of Revenue.
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