On February 14, the veteran gallerist was sentenced to 30 months in federal prison.
In September, the gallerist pled guilty to two counts of filing a false federal income tax return, hiding $3.7 million in company profits from the government.
Boone used business funds to pay for $1.6 million in personal expenses, and faces up to six years in prison.
A month ago, Baldwin sued Boone, alleging that she’d sold him a copy of a painting rather than the original. Now she’s filed a motion that accuses him of committing fraud.