By Orrin Hatch, Lamar Alexander and John Barrasso

Wednesday, the Supreme Court will hear oral arguments about whether the Obama administration used the IRS to deliver health insurance subsidies to Americans in violation of the law. Millions of Americans may lose these subsidies if the court finds that the administration acted illegally. If that occurs, Republicans have a plan to protect Americans harmed by the administration’s actions.

When the court rules in King v. Burwell, we anticipate that it will hold the administration to the laws Congress passed, rather than the laws the administration wishes Congress had passed, and prohibit subsidies in states that opted not to set up their own exchanges, as the language in the law clearly states. Such a ruling could cause 6 million Americans to lose a subsidy they counted on, and for many the resulting insurance premiums would be unaffordable.

Republicans have a plan to create a bridge away from Obamacare.

First and most important: We would provide financial assistance to help Americans keep the coverage they picked for a transitional period. It would be unfair to allow families to lose their coverage, particularly in the middle of the year.

In King v. Burwell, four Virginia residents are a challenging an IRS Obamacare rule in the Supreme Court. While the case involves only a handful of plaintiffs, it is really about the millions of Americans who are victims of Obamacare’s mandates and penalties.

Like the King plaintiffs, millions are harmed by Obamacare’s individual mandate, which forces them to either buy insurance that they don’t want or to pay a tax penalty. But the IRS rule also has devastating consequences for countless other Americans and their families.

OUR VIEW: If Obamacare plaintiffs win, millions lose