Under what democratic conditions does the ‘vertical accountability’ mechanism of voting maximise rights protection? Using an empirically informed political theory approach I argue that the Australian case demonstrates that it does so where compulsory voting laws are in place and are appropriately administered. It achieves this in often unappreciated and undetected ways. I begin by showing how compulsory voting uniquely ensures that the right to vote is transformed from a merely formal to an instantiated, material right; from a right that exists on paper to one that is not only exercisable but also exercised. It does this in a number of ways. First, compulsory voting, as it is practised in Australia, promotes the right to vote itself simply ...