Senate Democrats blocked a Republican attempt to fund the Department of Homeland Security (DHS) for the remainder of the year on Thursday, significantly increasing the likelihood of a partial government shutdown as Friday’s midnight funding deadline approaches.

The Senate’s effort to pass the original DHS funding bill failed largely along party lines, with Pennsylvania Democratic Senator John Fetterman standing as the lone member of his party to join Republicans in supporting the measure.

Senate Minority Leader Chuck Schumer and fellow Democrats have demanded substantial reforms to Immigration and Customs Enforcement (ICE), rejecting assurances from border czar Tom Homan that operations in Minneapolis would be scaled back during ongoing negotiations.

“The administration doesn’t actually want to reform ICE,” Schumer stated on the Senate floor. “They never do it on their own. That is why we need, we are fighting for, legislation to rein in ICE and stop the violence.”

The situation bears striking resemblance to earlier congressional impasses when Senate Majority Leader John Thune repeatedly attempted to divide Democrats from Schumer’s position during what ultimately became the longest government shutdown in U.S. history. Those efforts failed to break the Democratic blockade.

With the comprehensive funding bill now stalled, Congress faces limited options as the deadline looms. The Senate is expected to attempt passing a short-term extension of DHS funding, with Republicans proposing at least four more weeks of financing for the agency. However, political observers indicate this plan is also likely to fail given the current partisan divide.

Despite the public standoff, behind-the-scenes negotiations continue. Thune expressed cautious optimism about the progress being made, suggesting that Democrats’ public rejections might be posturing rather than their final position.

“They’re posturing right now, I think,” Thune said. “But I do think the progress has been real. I think the concessions on the part of the administration have been real.”

Senate Democrats received the legislative version of Republicans’ and the White House’s counteroffer Wednesday night, but many promptly described it as “not sufficient.” Several Democrats emerging from a closed-door meeting Thursday morning indicated that a deal remains out of reach.

Senator Patty Murray of Washington, the ranking Democrat on the Senate Appropriations Committee, summarized her party’s position: “We’re still looking at it, but no, not today. They have not addressed most of our major concerns at all.”

Murray indicated Democrats would present their own counterproposal to the White House—suggesting negotiations continue despite diminishing hopes of averting a shutdown by Friday’s deadline.

The timing is particularly challenging as both chambers prepare for a weeklong recess. Many lawmakers, including key members of both the House and Senate, are scheduled to travel to Germany for the annual Munich Security Conference, potentially complicating last-minute negotiation efforts.

While Thune maintained that a deal could still materialize, he suggested lawmakers might depart Washington while staff-level talks continue. “But you know, until then, I don’t know if there’s any point keeping people around here and sitting around doing nothing,” he said.

A partial government shutdown would primarily affect DHS operations, though essential security functions would continue. This targeted shutdown differs from broader government funding crises of the past, focusing specifically on the department responsible for border security, immigration enforcement, and other homeland security functions.

The standoff highlights the ongoing partisan divisions over immigration policy and enforcement, which have intensified during President Donald Trump’s administration. Democrats have pushed for significant reforms to ICE operations and policies, while Republicans have generally supported the agency’s current approach to immigration enforcement.

If no agreement is reached by the deadline, it would mark the first partial government shutdown under the second Trump administration, testing both parties’ willingness to compromise on one of the most politically charged issues in American politics.