WASHINGTON — On Friday afternoon, the deputy Treasury secretary, Wally Adeyemo, met with Jamie Dimon, the chief government of JPMorgan Chase & Firm, at Mr. Dimon’s workplace in New York.

The Biden administration and the Federal Reserve had been contemplating what can be essentially the most aggressive emergency intervention within the banking system because the 2008 monetary disaster, and the query the 2 males debated was on the coronary heart of that call.

May the failure of Silicon Valley Financial institution, the mega start-up lender that had simply collapsed, unfold to different banks and create a systemic threat to the monetary system?

“There’s potential,” Mr. Dimon stated, in accordance with folks aware of the dialog.

Mr. Adeyemo was one among many administration officers who entered final weekend uncertain of whether or not the federal authorities wanted to explicitly rescue Silicon Valley Financial institution’s depositors earlier than markets opened on Monday morning.

Within the White Home and the Treasury, some officers initially noticed the financial institution’s swift plunge to insolvency as unlikely to spark an financial disaster — significantly if the federal government might facilitate a sale of the financial institution to a different monetary establishment.

They rapidly modified their minds after indicators of nascent financial institution runs throughout the nation — and direct appeals from small companies and lawmakers from each events — satisfied them the financial institution’s issues might imperil your entire monetary system, not simply wealthy traders in Silicon Valley.

On Friday morning, aides met with President Biden within the Oval Workplace, the place they warned that the panic engulfing Silicon Valley Financial institution might unfold to different monetary establishments, in accordance with a White Home official. Mr. Biden informed them to maintain him up to date on developments.

By Friday afternoon, earlier than monetary markets had even closed, the Federal Deposit Insurance coverage Company had stepped in and shut down the financial institution.

Nonetheless, the type of rescue that the US finally engineered wouldn’t materialize publicly till Sunday, after intense deliberations throughout the federal government.

This account relies on interviews with present and former officers within the White Home, Treasury and the Fed; monetary companies executives; members of Congress; and others. All had been concerned or near the discussions that dominated Washington over a frenzied course of that started Thursday night and ended 72 hours later with a unprecedented announcement timed to beat the opening of economic markets in Asia.

The episode was a take a look at for the president — who risked criticism from the left and the proper by greenlighting what critics referred to as a bailout for banks. It additionally confronted Treasury Secretary Janet L. Yellen with the prospect of a banking disaster at a second when she had change into extra optimistic {that a} recession could possibly be averted. And it was the starkest demonstration so far of the influence that the Fed’s aggressive rate of interest will increase had been having on the economic system.

Silicon Valley Financial institution failed as a result of it had put a big share of buyer deposits into long-dated Treasury bonds and mortgage bonds that promised modest, regular returns when rates of interest had been low. As inflation jumped and the Fed lifted rates of interest from close to zero to above 4.5 % to battle it during the last yr, the worth of these property eroded. The financial institution basically ran out of cash to make good on what it owed to its depositors.

By Thursday, concern was rising on the Federal Reserve. The financial institution had turned to the Fed to borrow cash by way of the central financial institution’s “low cost window” that day, nevertheless it quickly turned clear that was not going to be sufficient to forestall a collapse.

Officers together with Jerome H. Powell, chairman of the Fed, and Michael S. Barr, its vice chair for supervision, labored by way of Thursday night time and into Friday morning to attempt to discover a resolution to the financial institution’s unraveling. By Friday, Fed officers feared the financial institution’s failure might pose sweeping dangers to the monetary system.

Compounding the fear: The prospects of arranging a fast sale to a different financial institution to be able to hold depositors complete dimmed by way of the weekend. A variety of corporations nibbled across the thought of buying it — together with a few of the largest and most systemically vital.

One massive regional financial institution, PNC, tiptoed towards making an appropriate supply. However that deal fell by way of because the financial institution scrambled to wash Silicon Valley Financial institution’s books and did not get sufficient assurances from the federal government that it might be protected against dangers, in accordance with an individual briefed on the matter.

A dramatic authorities intervention appeared unlikely on Thursday night, when Peter Orszag, former President Barack Obama’s first finances director and now chief government of economic advisory on the financial institution Lazard, hosted a beforehand scheduled dinner on the financial institution’s places of work in New York Metropolis’s Rockefeller Middle.

Amongst these in attendance had been Mr. Adeyemo and a pair of influential senators: Michael D. Crapo, Republican of Idaho, and Mark Warner, Democrat of Virginia. Each had been sponsors of a 2018 legislation that rolled again regulation on smaller banks that critics now say left Silicon Valley Financial institution weak.

Blair Effron, a big Democratic donor whose agency, Centerview Companions, had simply been employed by Silicon Valley Financial institution to advise it on its liquidity crunch, was additionally there. Earlier that day, the financial institution had tried to lift cash to stave off collapse with the assistance of Goldman Sachs — an effort that, by Thursday night, had clearly failed.

Mr. Effron and Mr. Adeyemo spoke because it turned evident that Silicon Valley Financial institution was working out of choices and {that a} sale — or some larger intervention — is perhaps essential.

Jeffrey Zients, Mr. Biden’s new chief of workers, and Lael Brainard, the brand new director of his Nationwide Financial Council, had been additionally being pelted by warnings concerning the financial institution’s menace to the economic system. As Silicon Valley Financial institution’s depositors raced to withdraw their cash on Thursday, sending its inventory into free fall, each Ms. Brainard and Mr. Zients started receiving a flurry of calls and texts from anxious leaders within the start-up neighborhood that the financial institution closely served.

Ms. Brainard, who had skilled monetary crises in different international locations whereas serving in Mr. Obama’s Treasury Division and as a Federal Reserve Board member, had begun to fret a few new disaster emanating from SVB’s failure. She and Mr. Zients raised that risk with Mr. Biden once they briefed him within the Oval Workplace on Friday morning.

Different officers throughout the administration had been extra skeptical, worrying that the lobbying blitz Ms. Brainard and others had been receiving was purely an indication of rich traders making an attempt to power the federal government to backstop their losses. And there have been considerations that any type of authorities motion could possibly be seen as bailing out a financial institution that had mismanaged its threat, probably encouraging dangerous habits by different banks sooner or later.

Ms. Brainard began fielding anxious calls once more on Saturday morning and didn’t cease till late within the night. She and Mr. Zients briefed Mr. Biden that afternoon — just about this time, as a result of the president was spending the weekend in his house state of Delaware.

Mr. Biden additionally spoke Saturday with Gov. Gavin Newsom of California, who was pushing aggressively for presidency intervention in worry that a variety of firms in his state would in any other case not be capable to pay staff or different operational prices on Monday morning.

Issues mounted that day as regulators reviewed knowledge that confirmed deposit outflows rising at regional banks nationwide — a possible signal of systemic threat. They started pursuing two potential units of coverage actions, ideally a purchaser for the financial institution. With out that possibility, they would wish to hunt a “systemic threat exception” to permit the F.D.I.C. to insure all the financial institution’s deposits. To calm jittery traders, they surmised {that a} Fed lending facility would even be wanted to buttress regional banks extra broadly.

Ms. Yellen on Saturday convened prime officers — Mr. Powell, Mr. Barr and Martin J. Gruenberg, the chairman of the F.D.I.C.’s board of administrators — to determine what to do. The Treasury secretary was fielding back-to-back calls on Zoom from officers and executives and at one level described what she was listening to concerning the banking sector as hair-raising.

F.D.I.C. officers initially conveyed reservations about their authority to again deposits that weren’t insured, elevating considerations amongst those that had been briefed by the F.D.I.C. {that a} rescue might come too late.

By Saturday night time, anxiousness that the Biden administration was dragging its toes was effervescent over amongst California lawmakers.

On the glitzy Gridiron Membership Dinner in Washington, Consultant Ro Khanna, a California Democrat, cornered Steve Ricchetti, a prime White Home aide and shut adviser to the president, and urged Mr. Biden and his staff to be decisive. He warned that a lot of Mr. Biden’s main achievements can be washed away if the banking system melted down.

“I stated, Steve, this can be a huge challenge not only for Silicon Valley, however for regional banks round America,” Mr. Khanna stated, including that Mr. Ricchetti replied: “I get it.”

Privately, it was changing into clear to Mr. Biden’s financial staff that banking prospects had been getting spooked. On Saturday night, officers from the Treasury, the White Home and the Fed tentatively agreed to 2 daring strikes they finalized and introduced late on Sunday afternoon: The federal government would make sure that all depositors can be repaid in full, and the Fed would supply a program offering enticing loans to different monetary establishments in hopes of keep away from a cascading sequence of financial institution failures.

However administration officers wished to make sure the rescue had limits. The main target, in accordance with an individual aware of the dialog, was guaranteeing that companies across the nation would be capable to pay their staff on Monday and that no taxpayer cash can be utilized by tapping the F.D.I.C.’s Deposit Insurance coverage Fund.

It was a precedence that the rescue not be considered as a bailout, which had change into a poisonous phrase within the wake of the 2008 monetary disaster. The depositors can be protected, however the financial institution’s administration and its traders wouldn’t.

By Sunday morning, regulators had been placing the ending touches on the rescue bundle and making ready to transient Congress. Ms. Yellen, in session with the president, accepted the “systemic threat exception” that will defend all the financial institution’s deposits. The bipartisan members of the Federal Reserve and the F.D.I.C. voted unanimously to approve the choice.

That night, they introduced a plan to verify all depositors at Silicon Valley Financial institution and one other massive failed monetary establishment, Signature Financial institution, had been repaid in full. The Fed additionally stated it might supply banks loans in opposition to their Treasury and plenty of different asset holdings, whose values had eroded.

“Due to the actions that our regulators have already taken, each American ought to really feel assured that their deposits might be there if and once they want them,” Mr. Biden stated throughout transient remarks on the White Home.

By Tuesday afternoon the intervention was displaying indicators of working. Regional financial institution shares, which had fallen on Monday, had partially rebounded. The outflow of deposits from regional banks had slowed. And banks had been pledging collateral on the Fed’s new mortgage program, which might put them able to make use of it in the event that they determined that doing so was essential.

The monetary system appeared to have stabilized, a minimum of for the second.