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.
You can donate platelets once in a seven-day period and up to 24 times a year. You must wait at least 72 hours after donating platelets before donating whole blood. After an automated double red cell collection, you must wait 112 days before donating again.