Key Employees are relavant to qualified plans for two distinct purposes: Family Attribution determination and nondiscrimination testing. Although not relevant to the topic of this page 26 USC Â§ 1563(e) also provides a definition for Highly Compensated Employees (HCE) and Substantial-Owners.
Then your body has less hemoglobin, and you cannot get enough oxygen. Iron deficiency is the most common cause of anemia. Iron deficiency anemia is caused by low levels of iron in the body. You might have low iron levels because you: 1  Have heavy menstrual bleeding.2  Are not getting enough iron in food.hen your body has less hemoglobin, and you cannot get enough oxygen. Iron deficiency is the most common cause of anemia. Iron deficiency anemia is caused by low levels of iron in the body. You might have low iron levels because you: 1  Have heavy menstrual bleeding.
The most common causes of anemia are: loss of blood through surgery, accidents and other causes. conditions such as chronic kidney disease, liver disease, cancer, HIV/AIDS. not enough iron, vitamin B12 or folic acid.