Per the IRS instructions for Schedule A, uniforms required by your employer that are not suitable for ordinary wear can be reported on Line 21 of Schedule A as unreimbursed employee expenses.

1. From within your TaxAct® return (Online or Desktop) click on the Federal tab. On smaller devices, click the menu icon in the upper left-hand corner, then select Federal
2. Click Itemized or Standard Deductions to expand the category and then click Unreimbursed employee expenses - Subject to 2% of AGI limit
3. Click Yes on the screen titled Itemized Deductions – Job or Miscellaneous Deductions
4. Click No on the screen titled Itemized Deductions – Deduct Form 2106 Expenses
5. Continue to the screens titled Itemized Deductions - Unreimbursed Expenses - Subject to 2% of AGI Limit
6. On the third screen with that title, enter the cost of the uniforms in the box Work clothes/uniforms if required and not suitable for everyday use