The Republican leaders of Arizona’s most populous county issued a blistering rebuke on Monday to a overview of the November election that experienced been ordered by Republicans in the State Senate, calling it “a grift disguised as an audit” that experienced spun out of the legislators’ regulate.

The senior Republican in Maricopa County, Jack Sellers, the chairman of the board of supervisors, claimed flatly that the county would halt cooperating with the review and proposed that it would problem in courtroom any of its conclusions that pointed toward improprieties.

“This board is completed describing something,” Mr. Sellers reported at a specific conference of the five-member board, 4 of whose customers are Republicans. “People’s ballots and dollars are not make-imagine. It is time to be carried out with this craziness, and get on with this county’s vital small business.”

It was an extraordinary pushback to an election evaluate that was intended to placate voters who insisted that Donald J. Trump’s slender loss in the point out was a result of fraud, but which has mushroomed into a political spectacle with what specialists simply call really serious procedural lapses.

The Maricopa supervisors had resisted the audit since its inception in December, inquiring a court docket to make a decision regardless of whether the Point out Senate could lawfully consider management of election information and machines ruled by rigorous protection safeguards. They experienced insisted during that the county’s election — in which Joseph R. Biden Jr. acquired a slim greater part of 2.1 million whole votes — had been among the the most safe and sleek in the state’s background.

But they were being pushed past the breaking stage by a letter very last 7 days from Point out Senator Karen Fann, the Senate president, that implied that another person in the county had illegally eradicated critical election files from machines and program that the Senate experienced subpoenaed for examination.

The supervisors learned of the assert when it was posted on a Twitter feed managed by the overview group. Ms. Fann’s letter asked the supervisors to address that and other issues in a conference with state senators and a liaison to the corporations conducting the overview — a meeting that was to be livestreamed by the much-proper cable channel A person The us Information.

“This board was likely to be section of a political theater,” 1 Republican supervisor and former chairman of the board, Bill Gates, mentioned. “The Arizona Senate is far better than that. The Maricopa County Board of Supervisors is superior than that. And I am not going to be a element of that.”

Mr. Trump experienced seized on the deleted-file claim around the weekend, contacting it “devastating” evidence of irregularities in the vote. That led the county’s prime election official, Stephen Richer, to phone Mr. Trump’s on the internet remark “unhinged.”

“We cannot indulge these insane lies any for a longer period,” Mr. Richer wrote on Twitter. “As a social gathering. As a point out. As a country. This is as quickly falsifiable as 2+2=5.”

Three moments, the county has investigated and upheld the integrity of the November vote, which was supervised by Mr. Richer’s predecessor, a Democrat.

On Monday, Mr. Richer summarized a 13-page letter remaining despatched to Ms. Fann rebutting the assert of deleted data files and other difficulties she experienced elevated. In a number of situations, he claimed, the companies conducting the evaluation had leaped to completely wrong conclusions simply because they had no serious encounter in auditing election final results.

The Florida agency employed by the Condition Senate to oversee the audit, Cyber Ninjas, is operate by a chief government who has touted conspiracy theories that rigged voting devices price tag Mr. Trump victory in Arizona.

The unproven suggestion of impropriety in the November election raises the prospect that an exercising dismissed by really serious observers as transparently partisan and flawed could become a potent weapon in the continuing work by Mr. Trump and his followers to undermine the legitimacy of the vote in Arizona, and most likely elsewhere.

The assessment has no official electoral authority and will not alter the success in Arizona, no make a difference what it finds. President Biden would have gained the countrywide election even if Mr. Trump experienced acquired Arizona’s 11 electoral votes.

Just one poll by Higher Ground, a Phoenix agency regarded for its political surveys, concluded this spring that 78 percent of Arizona Republicans feel Mr. Trump’s fake promises that Mr. Biden did not acquire the November election. A recent Monmouth University poll located that virtually two-thirds of Republicans nationally believe that that Mr. Biden did not legitimately earn the 2020 election. More than 6 in 10 People in america general feel that he did.

Further than the dispute more than supposedly deleted information, Ms. Fann is also pressing the county and the producer of its voting equipment, Dominion Voting Programs, to release passwords for vote tabulating machines and county-operated net routers.

Dominion, which has been battling a series of election-fraud conspiracy theories promoted by Trump supporters and professional-Trump information stores, has reported it will cooperate with federally certified election auditors. But it has spurned the corporations hired to carry out the Arizona vote review, whose observe history in election audits is scant at very best.

Maricopa County officials have refused to flip above router passwords, which the auditors say they have to have to figure out no matter whether voting equipment were being linked to the web and issue to hacking. County officers say past audits have settled that concern. The county sheriff, Paul Penzone, known as the need for passwords “mind-numbingly reckless,” saying it would compromise legislation enforcement functions unrelated to the election.

The election evaluation was born in December as an exertion by Republican senators to placate voters who experienced embraced Mr. Trump’s lie that Mr. Biden’s 10,457-vote victory in the point out was a fraud. Maricopa County, wherever two-thirds of the state’s votes were cast, was picked out in aspect for the reason that Republicans refused to think that Mr. Biden had scored a 45,109-vote victory in a county that the moment was good G.O.P. territory.

What the moment appeared an hard work to mollify indignant supporters of Mr. Trump, nevertheless, has become engulfed in acrimony as Ms. Fann and other condition senators have steered the overview in a decidedly partisan direction by employing Cyber Ninjas, granting One particular The united states Information and pro-Trump figures wide access to the procedure, and making it possible for a “stop the steal” advocate who had participated in the Jan. 6 assault on the U.S. Capitol to be employed for a vote recount.

An accounting of the review’s funds continues to be cloudy, but much-proper supporters, such as A single The us Information, have lifted cash on its behalf. Nonpartisan election authorities and the Justice Section have cited troubling indicators that the review is open to manipulation and ignores the most simple stability rules.

Most Arizona Republican officers who have spoken publicly have doggedly supported the evaluate. But Point out Senator Paul Boyer, a Republican from a suburban Phoenix district evenly break up amongst Republicans and Democrats, built headlines very last week just after expressing that the carry out of the evaluate built him ashamed to serve in the Condition Senate.

State Senator T.J. Shope, a different Republican from a Phoenix swing district, has been a lot more circumspect, saying he considered that Mr. Biden’s election was legitimate but that he had been as well chaotic to stick to the controversy. But in a Twitter post on Saturday, he wrote that Mr. Trump was “peddling in fantasy” by suggesting that the county’s election documents had been nefariously deleted.

The Maricopa County vote assessment has been pressured to suspend functions this week whilst the Phoenix work website, a suburban coliseum, is cleared out to host substantial faculty graduations. Mr. Sellers, the chairman of the board of supervisors, reported on Monday that he hoped the pushback versus Ms. Fann’s statements would conclusion her worries.

“I will not be responding to any extra requests from this sham procedure,” he stated. “Finish what you connect with an audit and be completely ready to protect your report in a court docket of law. We all look ahead to it.”