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.
Platelets. You can donate platelets once in a seven day period and up to 24 times a year. You must wait at least 7 days after donating platelets before donating whole blood. After an automated double red cell collection, you must wait 112 days bef... This page may be out of date.