One major reason is if you were in the UK for more than 6 months between 1980-1996. You can't donate blood in Australia afaik if this is the case. This was du

One major reason is if you were in the UK for more than 6 months between 1980-1996. You can't donate blood in Australia afaik if this is the case. This was due to the BSE, 'mad cow disease'