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. If you want your deductible charitable contributions you must itemize your donation deduction on Form 1040, Schedule A: Itemized Deductions. Use the free New Jersey Online Filing Service to file your 2024 NJ-1040 return. It's simple and easy to follow the instructions, complete your NJ tax return,. Charitable contributions are generally taxdeductible if you itemize. To claim a tax deduction for any donation, you need proper documentation. • If you itemized deductions, make sure you complete Line 11 through Line 13 on Form 760PY. • Put the correct postage on your envelope.