Also known as Cardiac Catheter Ablation Catheter ablation is a procedure that uses energy to make small scars in your heart tissue to prevent abnormal electrical signals from moving through your heart.
However, for any tax year, all current-year contributions are deducted first. The second 50% limitation refers to gifts (other than capital gain property) to certain types of charitable organizations (50% charities) that are considered first in computing the overall 50% limit.
1 For most people, the limits on charitable contributions don't apply. 2  Only if you contribute more than 20% of your adjusted gross income to charity is it necessary to be concerned about donation limits. 3  If the contribution is made to a public charity, the deduction is limited to 50% of your contribution base.