But wouldn't it be cheaper for them to just hire more people to do the same amount of hours so that no overtime was used? And they would get better work output as well, since people would be rested.
Some state prisons have escaped the overtime pit by offering huge sign-on bonuses and doing a hiring surge. But it takes longer to train ATC than a CO.
But then you don't get to go on stage with a chainsaw and bragging about how you're downsizing government.