my granny is giving me 20000 to put into my post office account is this perfectly ok as i dont want the revenue questioning this in the future or would she be better off giving it to her son and not me her grandson.
The thresholds for Capital Acquisitions Tax are here
For 2010 you can get €41481 in aggregate from all persons in class B before any taxation arises. As long as you have not had any previous gifts or inheritances from such persons then there would be no problem.