Rep. Paul RyanPaul RyanGOP rep: Virginia defeat 'a referendum' on Trump administration After Texas shooting, lawmakers question whether military has systemic reporting problem Pence: Praying 'takes nothing away' from trying to figure out causes behind mass shooting MORE (R-Wis.), chairman of the House Budget Committee, who has criticized the healthcare bill as an economic drain, reacted with strong support of the Supreme Court’s decision to consider the case in a press release.

Ryan’s press office tweeted that the healthcare reform law’s “place in history has not yet been decided. If this passes, the quest to reclaim the American Idea IS NOT OVER.”

House Minority Whip Steny Hoyer (D-Md.) defended the constitutionality of Obama’s healthcare law. “I welcome Supreme Court’s decision to consider challenges to [healthcare reform], confident the Court will uphold constitutionality”

Rep. Paul GosarPaul Anthony GosarGOP Senate hopeful Kelli Ward leads challengers in internal poll GOP lawmaker spars with CNN reporter over Charlottesville conspiracy theories Flake's exit gives GOP new hope in Arizona MORE (R-Ariz) indicated the opposite in his tweet: “Fully expect they will find it unconstitutional,” also noting the “unusually long 5.5 [hours] of oral argument.”

And Sen. Mark KirkMark KirkHigh stakes as Trump heads to Hill Five things to watch for at Trump-Senate GOP meeting Giffords, Scalise highlight party differences on guns MORE (R-Ill.) focused on one aspect of the healthcare bill most unpopular with Republicans: the individual mandate.

“[Government] should not have the power to force you to buy anything,” he tweeted.

Republicans have been pushing hard for individual state challenges to the healthcare law, commonly referred to as “ObamaCare,” and the Supreme Court’s announcement has been hotly anticipated since the bill passed in late 2009.