State witness
Roberto Bernardo
Former DPWH Undersecretary
DPWH
Accusations
- Has admitted serving as a conduit between elected officials and Department of Public Works and Highways district engineers, naming multiple senators and representatives in sworn testimony.
- Returned P35 million to the government on January 13, 2026, with a stated obligation under a memorandum of agreement with the Department of Justice to return up to P1 billion in total.
Denial
Bernardo has acknowledged his role and entered the Witness Protection Program. He has offered cooperation in exchange for state-witness status and has not contested the substance of his own admissions.