Revisions were made to recognize changes made during the 2007 Legislative Session. The revisions affect only the section captioned âRoll-over Paymentsâ. Advice has been requested concerning the income tax treatment of certain payments received from the Kansas Public Employees Retirement Systems (KPERS). Introduction.
1 You can only donate blood every 56 days. 2  If you have donated blood more recently than that, then you are not eligible again. 3  Do not give blood if you have had simple dental work done within 24 hours or major dental work in the past month.
In fact, a healthy adult can donate whole blood every 56 days-or approximately 8 weeks. Plasma can be donated as often as once a month. Platelets can be given every 2 weeks up to 24 times each year. When you give through automation, also known as apheresis, you may be able to save more lives more often.