The Short Version
The historical record supports that Collor’s 1992 impeachment stemmed from corruption allegations involving kickbacks, influence-peddling, and payments for his personal expenses through the PC Farias network. The wording overstates the mechanism: the scheme is better described as abuse of state power to extract private bribes tied to public contracts, not a clearly established direct siphoning of state treasury funds. His later criminal acquittal was separate from the impeachment.