Department of treasury seized auction

Has anyone purchased property the the US treasury seized from people. If so do you k ow if all back taxes have to be paid or just the taxes they have listed? Also it ask for a cashiers check to be written for the deposit to the company auctioning off the property however if you do that and not have it written to Or your name the bank won’t give you back the funds does anyone know if they will accept the check if it has Or someone’s name on it.