5%的收入支出收益限制将在2013年形成750亿美元的额外收入，约相当于GDP的1 % ； 但该限制可以在未来几年里降至2 % ， 在经济更加坚挺时形成多得多的收入。
A 5% cap on the tax-expenditure benefits would raise only $75 billion in 2013, about 0.5% of GDP; but the cap could be reduced from 5% to 2% over the next few years, raising substantially more revenue when the economy is stronger.