Treasury regulations (26 C.F.R.)--commonly referred to as Federal tax regulations-- pick up where the Internal Revenue Code (IRC) leaves off by providing the official interpretation of the IRC by the U.S. Department of the Treasury.
No. Pregnant women are not eligible to donate blood according to the American Red Cross, which also advises waiting at least six weeks after giving birth. Although the amount of blood in your body increases by about 50 percent during pregnancy, you and your growing baby need it for optimum health and nutrition.
A Univ. of Nev. Being able to donate blood if you have cancer is dependent on the type of cancer and your treatment. If you have a cancer of the blood, such as leukemia, you will not be allowed to donate blood. Certain skin cancers, such as basal cell carcinoma, do not exclude you from donating. Whether you can donate if you have another type of cancer will depend on your treatment. If you have been appropriately treated for your cancer and completed the treatment more than 12 months ago you will likely be allowed to donate if there have been no recurrences.