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.
1 Plasma donors may donate as often as every 28 days. 2  Platelet donors may donate as frequently as every eight days, and up to 24 times in a 12-month period.  Double red cell donors may donate as often as every 168 days.