President Donald Trump has claimed that the thousands of pardons signed during the Biden administration are void, due to alleged autopen usage.

On Biden’s final day as president, January 19, he met with his advisors until almost 10 p.m. to discuss different preemptive pardons, according to the Times. According to emails acquired by the Times, at 10:03 p.m., an aide gave Zient’s assistant a summary draft of the official decisions made at the meeting.

Former President Joe Biden did not closely review every case included in his sweeping end-of-term clemency spree and instead delegated vast authority to aides to handle the process, including to then-chief of staff Jeff Zients,