Trump directs Pentagon to redirect $8B in R&D funds to military pay, bypassing Purpose Statute and congressional reprogramming

On October 11, 2025, President Trump posted on Truth Social ordering Secretary of Defense Pete Hegseth to use "all available funds" to ensure that active-duty military personnel would be paid on October 15 — the upcoming payday — despite an ongoing government shutdown. A Pentagon official confirmed that the administration had identified approximately $8 billion in unobligated research, development, testing, and evaluation (RDT&E) funds from fiscal year 2024 appropriations as the source. Trump framed the directive as an exercise of his Commander in Chief authority.

The Purpose Statute (31 U.S.C. § 1301) establishes that appropriated funds may be used only for the purposes Congress specified; it is a cornerstone of Congress's exclusive constitutional power over federal spending. Redirecting RDT&E accounts — funds Congress appropriated for technology research and weapons development — to cover military salaries requires advance congressional reprogramming approval for transfers of this scale. No such approval was sought. The Cato Institute's Director of Budget and Entitlement Policy noted the directive's "broad reach and legality" as cause for concern.

By removing the military-pay pressure point during the shutdown, the administration also extended the leverage gap: troop pay had been one of the primary political incentives that could have forced a faster resolution to the funding lapse. The maneuver shielded the executive branch from a core consequence of a prolonged shutdown while effectively extending the economic harm — furloughs, missed paychecks, halted services — to the roughly 900,000 non-military federal workers and contractors who had no comparable workaround.