The U.S. federal budget deficit for September 2025 was $197,949,630,362.16 (see: https://fiscaldata.treasury.gov/datasets/monthly-treasury-statement/summary-of-receipts-outlays-and-the-deficit-surplus-of-the-u-s-government). This market will resolve to "Yes" if the Monthly Treasury Statement (MTS) reports a lower monthly deficit in December 2026 than in September 2025. Otherwise, this market will resolve to "No." The resolution source will be the Monthly Treasury Statement (MTS) published by the U.S. Department of the Treasury (fiscaldata.treasury.gov). The month surplus can be found in the