Per IRS Publication 17, Your Federal Income Tax (For Individuals), page 97:
Jury Duty. Jury duty pay you receive must be included in your income on Schedule 1 (Form1040), line 21. If you gave any of your jury duty pay to your employer because your employer continued to pay you while you served jury duty, include the amount you gave your employer as an income adjustment on Schedule 1 (Form 1040), line 36, and see the instructions there.
To enter jury duty pay in TaxAct: