I have no doubt that if the capping of 401k deductions goes through, Roth IRAs will be next. There is nothing stopping the government from deciding to tax Roth

I have no doubt that if the capping of 401k deductions goes through, Roth IRAs will be next. There is nothing stopping the government from deciding to tax Roth withdrawals down the road. They'll probably do it at a lower rate, like capital gains, but I fully expect it to happen.