The US justness section is reviewing perchance classified documents recovered successful President Joe Biden's erstwhile bureau astatine a deliberation tank, the White House says.
About 10 of the files were discovered successful a locked closet astatine the Penn Biden Center successful Washington successful November by Mr Biden's ineligible team, said his lawyer.
The batch has been handed implicit to the National Archives.
Mr Biden's predecessor, Donald Trump, is facing a probe for taking classified files to Florida aft his presidency.
According to the BBC's US spouse CBS News, the FBI is progressive successful the enquiry into classified documents recovered astatine the Penn Biden Center, and US Attorney General Merrick Garland has been asked to reappraisal the papers.
A root acquainted with the substance told CBS News the batch did not incorporate atomic secrets and had been contained successful a folder successful a container with different unclassified papers.
Richard Sauber, peculiar counsel to President Biden, said successful a connection to CBS connected Monday that the files were discovered conscionable earlier the midterm elections by Biden attorneys who were clearing retired the bureau space.
Mr Biden kept an bureau astatine the deliberation tank, which is astir a mile from the White House, from 2017 to 2020.
Mr Sauber said: "Since that find [of the documents], the president's idiosyncratic attorneys person co-operated with the [National] Archives and the Department of Justice successful a process to guarantee that immoderate Obama-Biden Administration records are appropriately successful the possession of the Archives."
Mr Trump reacted connected Monday connected his societal media site, Truth Social, asking: "When is the FBI going to raid the galore homes of Joe Biden, possibly adjacent the White House?"
Mr Trump is nether probe for allegedly resisting requests to springiness backmost astir 300 classified documents that helium took to his Florida estate, Mar-a-Lago, aft leaving office. The National Archives tipped disconnected the authorities successful that case.
The Biden files were discovered soon earlier the justness section announced it would name an autarkic lawyer to determine whether to criminally complaint Mr Trump implicit the files recovered astatine his play club.
Congressman James Comer, the caller Republican president of the House Oversight Committee, said connected Monday that the handling of the Biden papers raised questions astir the justness department's neutrality.
He told reporters: "This is further interest that there's a two-tier justness strategy wrong the DoJ [justice department] with however they dainty Republicans versus Democrats, surely however they dainty the erstwhile president versus the existent president."
Neither the Penn Biden Center nor National Archives instantly commented.
In September, President Biden appeared connected CBS and was asked for his absorption to a photograph showing the documents recovered astatine Mar-a-Lago.
"How anyone could beryllium that irresponsible?" the president said.