Bill banning vaccinated blood donations would ‘decimate’ blood supply, opponents say – Daily Montanan
A bill to ban donors who have received the COVID-19 vaccination from giving blood will “decimate” blood supply in Montana and leave patients at risk of even death, said opponents of House Bill 645.
Apparently no blood is acceptable for transfusion for Jehovah's Witnesses.
https://www.thehealthyjournal.com/faq/can-a-jehovahs-witness-bank-their-own-blood#:~:text=Can%20a%20Jehovah%27s%20Witness%20bank%20their%20own%20blood%3F,donate%20or%20store%20their%20own%20blood%20for%20transfusion.
Thanks for the link.