Kevin McCarthy

Updated at 4:20 p.m. ET

The Senate Finance Committee unveiled its version of a sweeping overhaul of the federal tax code on Thursday, as the House Ways and Means Committee was preparing to pass its own bill. The differing proposals forecast clashes between the two chambers that will make it difficult for Congress to enact the legislation by the end of the year as promised.

The two bills share a name, The Tax Cut and Jobs Act, but diverge on tax policy that affects both the business and individual sides of the tax code.

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House Majority Leader Kevin McCarthy wants to repeal the Affordable Care Act first and replace it sometime later. That doesn't sit well with Victoria Barton, who lives in McCarthy's rural California district.

"It's like they dangled the carrot and now they're taking it away," said Barton, 38, of Bakersfield, an unpaid photographer and stay-at-home mother of two.

In response to last week's terrorist attacks in Paris, House Republicans have formed a task force charged with finding a legislative response to calm fears about Syrian refugees coming into the U.S.

Speaking on Capitol Hill on Tuesday, House Speaker Paul Ryan called the attacks "pure evil."

"It's clear that this was an act of war and that the world needs American leadership," he said.

This post was updated at 4:15 p.m. ET

In the wake of House Speaker John Boehner's surprise resignation, one name has quickly emerged as the front-runner to replace him: House Majority Leader Kevin McCarthy.

McCarthy made his campaign official Monday afternoon, writing in a letter to his Republican colleagues: