Time reports here:
The delay deprives the federal government of a year of penalties that would have been paid by companies that do not meet the law’s requirements, with as yet unknown budgetary effects. Republicans had warned of a downturn in hiring as a result of the mandate.
The so-called individual mandate is unaffected by the rule change. That provision requires the vast majority of Americans to purchase insurance or pay a penalty, with tax credits provided to those who can’t afford coverage.