Federal labor law allows businesses to pay tipped workers, like food servers, bartenders and bellhops, less than the minimum wage as long as customer tips make up the difference.

Voters in Arizona and Massachusetts are set to decide whether employers should be able to continue to pay tipped workers such as servers and bartenders a lower minimum wage than non-tipped workers

You have no security when it comes to knowing how much you’re going to make.” That uncertainty exists largely because federal labor law allows businesses to pay tipped workers, like food servers, bartenders and bellhops,