Reported by my sister, Amy Goodman:

If Trump is proven to have mishandled classified documents, he could be guilty of a felony. In 2018, then-President Trump signed a bill upgrading the crime from a misdemeanor to a felony, while increasing punishments for those who mishandle classified information.

https://www.democracynow.org/2022/8/12/headlines/wapo_fbi_searched_trumps_residence_for_classified_nuclear_arms_documents