Republicans in Congress brace for a fight over the Iran war price tag - BERITAJA

The U.S. Capitol is visible successful the early greeting hours connected April 2, 2026. Andrew Harnik/Getty Images

Andrew Harnik/Getty Images

As the value tag for the U.S.-Iran warfare grows by the day, the way to paying for the conflict is paved pinch governmental peril for Republicans successful power of Washington.

The effort will displacement into precocious cogwheel erstwhile Congress returns from recess adjacent week. The GOP faces a high-stakes conflict to money the war, including challenges from wrong their ain statement arsenic good arsenic from Democrats.

Complicating the way for Republicans is simply a big of unanswered questions about the warfare — from costs for the conflict truthful acold to really overmuch the management wants successful further warfare funding. The White House has not yet offered elaborate breakdowns of either figure, but 1 estimate by the Center for Strategic and International Studies, has put the costs of the warfare truthful acold astatine about $30 billion.

And Republicans are connected the clock, operating nether the 1973 War Powers Resolution, which terminates subject operations aft 60 without legislature approval. (The president can, however, invoke a 30-day extension). 

In caller days, a increasing number of GOP lawmakers person gone nationalist pinch their concerns complete the warfare — a scope of issues Republican activity will beryllium forced to reside arsenic they look the herculean task of securing caller funding.

Sen. Susan Collins, R-Maine, slammed President Trump this week for his "incendiary" warfare remarks and called for a "swift" extremity to the conflict. Collins, who is facing a reliable re-election fight, said she would not ballot for crushed troops aliases to widen the conflict past 60 days "unless location is simply a melodramatic change."

"If the president commits boots connected the ground, sends crushed troops to Iran, I judge that legislature authorization for specified action is wholly required nether the War Powers Act," Collins said successful a caller interview. "Or, if the subject hostilities past 60 days aliases more, again, I deliberation that legislature support is necessary."

Sen. Susan Collins, R-Maine, arrives for Senate luncheons connected February 25, 2026. Collins has said legislature authorization would beryllium needed for boots connected the crushed successful Iran. Heather Diehl/Getty Images

Heather Diehl/Getty Images

Other Senate Republicans person voiced akin concerns about the magnitude of the U.S. committedness successful Iran. That includes Sen. John Curtis, R-Utah.

"I will not support ongoing subject action beyond a 60-day model without legislature approval," Sen. John Curtis, R-Utah, wrote past week successful the Deseret News. "I return this position for 2 reasons — 1 is historical, and 1 is constitutional."

Several mean members person besides said Trump's Iran warfare faces a clip limit without legislature approval, including Sens. Thom Tillis, R-N.C., Todd Young, R-Ind., and Reps. Don Bacon, R-Neb. and Mike Lawler, R-N.Y.

Young said Congress must reengage its oversight and policymaking domiciled if the conflict drags on.

"The President intends for this to beryllium a short operation, but arsenic the conflict develops, I impulse Congress to prosecute successful oversight and policymaking, including evaluating immoderate imaginable requests for further resources aliases providing further authorities," Young said past period erstwhile Republicans blocked a Democratic-led Iran warfare powers vote.

Last month, Sen. Lisa Murkowski, R-Alaska, told reporters the management needs to beryllium much transparent pinch Congress.

"The management is going to person to make the case. We're learning done the media what is happening, but we're not getting the nationalist briefings," she said.

A costly war

While lawmakers hold to spot really overmuch much money the management whitethorn inquire for the war, Republicans look respective options for erstwhile it comes clip to o.k. caller funding. Republicans whitethorn effort to o.k. further money done a supplemental backing proposal. Another action is to walk warfare backing done the reconciliation process, which would let Republicans to bypass Democratic opposition.

Last week, the White House asked Congress to o.k. about $1.5 trillion for defense successful the 2027 fiscal year, but it's unclear really overmuch of that petition would beryllium tied to Iran.

"There is simply a chat about a supplemental successful the $80 to $100 cardinal range, and that would screen the costs of the war," said Mark Cancian, a elder advisor astatine the Center for Strategic and International Studies who has worked connected estimates of the war's pricetag.

Cancian says costly weapons systems and harm to U.S. craft and subject infrastructure are the largest drivers of the estimated $29 cardinal warfare truthful far. The Washington Post precocious reported the U.S. has fired much than 850 Tomahawk Cruise Missiles. Cancian notes that's much Tomahawks fired than successful immoderate different warfare successful U.S. history, and astatine $3.6 cardinal a pop.

This, arsenic the U.S. whitethorn person mislaid an estimated $1 cardinal successful subject jets and different aircraft, Cancian said. And the melodramatic rescue of 2 U.S. airmen successful Iran — which entailed the nonaccomplishment of respective of those craft — whitethorn person costs $500 million.

President Trump answers questions during a White House news convention about Iran connected April 6, 2026. Andrew Harnik/Getty Images

Andrew Harnik/Getty Images

With razor-thin majorities successful some the House and Senate, Republicans cannot spend galore defections. Some person already objected to the warfare outright and are expected to reason funding.

That includes Sen. Rand Paul and Rep. Thomas Massie, some fiscal conservatives from Kentucky. Paul, for example, has co-sponsored Democrat-led measures to limit Trump's warfare powers successful Iran, Venezuela and different conflicts.

Where Democrats stand

Democrats, meanwhile, are aiming to foil the backing push and put Republicans' position connected the warfare many times connected the grounds successful an predetermination year. On Thursday, House Democrats unsuccessfully tried to unit a ballot to limit Trump's warfare powers successful Iran. Next week, some House and Senate Democrats are expected to unit further votes connected warfare powers.

"No president, Democrat aliases Republican, should return this state to warfare alone. Not now, not ever," Senate Minority Leader Chuck Schumer, D-N.Y., told reporters this week. "Republicans will erstwhile again person the opportunity to subordinate Democrats and extremity this reckless warfare of choice. The nationalist must request that Republicans subordinate pinch america to o.k. the War Powers Act."

Many Democrats person sought to nexus their disapproval of the warfare pinch different rumor expected to predominate connected the run way this fall: affordability.

"Gas prices are skyrocketing, the costs of surviving is retired of power and billions of payer dollars are being wasted dropping bombs successful Iran, while Republicans garbage to walk a dime to make life much affordable for mundane Americans," said House Minority Leader Hakeem Jeffries, D-N.Y.

House Minority Leader Hakeem Jeffries, D-N.Y., speaks pinch reporters arsenic he walks to his agency connected March 27, 2026. Democrats person sought to nexus disapproval about the warfare successful Iran pinch broader concerns about affordability. Samuel Corum/Getty Images

Samuel Corum/Getty Images

Aside from nonstop authorities costs for the war, U.S. households are expected to look indirect costs connected fuel, groceries, recreation and more. It's fixed Democrats much fodder connected the run way this year.

Roger Pielke Jr., a elder chap astatine the American Enterprise Institute, a blimpish deliberation tank, said the spike successful gasoline and diesel prices done April 1st could costs Americans a full $12.1 cardinal aliases $92 per household. Pielke estimated pitchy substance increases successful that aforesaid model could besides adhd different $2.2 cardinal done higher airfares for travelers.

Meanwhile, U.S. farmers could salary an other $131 cardinal to screen higher fertilizer costs that will besides get passed connected to nutrient consumers eventually, Pielke said.

"There has been immoderate chat and statement complete the costs of the warfare to the national government. Taxpayers salary that and that's existent money," Pielke said. "But it turns retired that the costs spell good beyond that and select done the system owed to the effects of the war, about visibly connected the Strait of Hormuz."

But moreover arsenic Democrats activity to capitalize connected rising costs brought connected by the war, the statement faces soul divides of its own. Last month, Sen. John Fetterman, D-Penn., and Reps. Henry Cuellar, D-Texas, Juan Vargas, D-Calif., and Jared Golden, D-Maine, each voted against limiting Trump's Iran warfare powers. However, for illustration their GOP colleagues, that support could displacement for immoderate aft Congress returns adjacent week.

Still, they whitethorn not beryllium successful a position to extremity Republicans' warfare backing efforts if the GOP stays agreed down Trump.

"You already spot the Democrats kick vigorously about the deficiency of transparency that travel retired of briefings by the Pentagon, saying that location wasn't capable detail. They, of course, complained about the deficiency of authorization for the usage of subject force," Cancian said. "And (the costs) will exacerbate that. But arsenic agelong arsenic the president could clasp the Republicans, the Democrats can't do much."