Charitable deductions for property donations worth $250 or more also require a written acknowledgment. In any year you take a deduction for non-cash donations, you’ll have to prepare Form 8283 with your return.or each cash donation of $250 or more, the IRS also requires you to obtain a written acknowledgment from the recipient organization. However, if you were to donate $50 to your church every Sunday, a written acknowledgment isn’t required because no single donation was for $250 or more.