Members of both parties raised doubt about whether the legislation could survive a court challenge, saying it was tantamount to a retroactive "bill of attainder," which is banned by the Constitution.
Even if a retroactive bill is enacted the effectiveness of a retroactive provision is not entirely clear.
Apple's surprise, retroactive tax bill – which is believed to be the largest in history – has raised both condemnation and alarm in the technology industry, particularly for companies with a long history of operations in Ireland.
Earle, the lawyer acting for victims, has discovered under freedom of information laws that the firm employed a professional lobbyists for [330 hours](https://www.documentcloud.org/documents/3036372-GAB-Lobbying-Summary-Table.html), at a cost of $172,500, to persuade the Wisconsin legislature to pass the retroactive immunity bill.
Grandparent's spouse will only actually benefit from this marital trust if a retroactive tax bill is passed in this instance the marital deduction simply serves to protect grandparent from the increase in tax that such retroactive law would impose.
As a consequence, Sowden recently found himself hit with a retroactive tax bill going back to 1996.
That these things haven't come true hasn't kept congressional Republicans from conjuring up a new threat: that if the Supreme Court rules against Obamacare tax subsidies in the King vs. Burwell case, millions of Americans will face huge retroactive tax bills. .
The new bill is retroactive to 2004 and runs through 2009.
Finally, the bill limits retroactive Medicaid coverage to no more than a month, compared with the current practice of 90 days.
And the benefits Congress approves should be retroactive, like the Fitzgerald bill, so that people who lost their benefits last month can receive their benefits in full.
The revenue estimates exclude the effects of retroactive features of the bills.
