There are several grounds of inadmissibility based on noncitizens’ past criminal conduct. A prior conviction of the disqualifying criminal act will suffice to prove the ground, yet most grounds can be established without a prior conviction. The ground can be established merely by a noncitizen’s admission to having committed the offense or a finding by a government official, such as an immigration judge, or IJ, or a State Department consular officer, that the noncitizen committed the...