Below are the donation lines that have been established within Pennsylvania personal income tax law. Use Schedule A (Form 1040) to figure your itemized deductions.CASA of Allegheny Country is a tax exempt non-profit public charity under Section 501(C)(3) of the Internal Revenue Code. Donations are tax deductible. Donations of certain household items and clothing are often tax deductible when you file your income tax return. In many cases, charitable donations are tax-deductible. When you donate to a qualifying organization, you can deduct the amount from your taxable income. Donors seeking the tax credit must apply to the Comptroller for a tax credit certificate in the calendar year that the donation is made. If you want your deductible charitable contributions you must itemize your donation deduction on Form 1040, Schedule A: Itemized Deductions.