Among the materials sought are policy guidelines on enforcement, procedures for arrests, training protocols for agents, systems of internal review, specific episodes involving weapons or chemical agents, details on locations and resulting harm, explanations for actions taken, any resulting discipline, rosters of U.S. citizens held longer than 24 hours, and documentation of entries into residences using administrative warrants.
Blumenthal has instructed the department to start delivering responsive files by November 30, 2026. He cautioned that missing the January 4, 2027 deadline for full cooperation might lead to additional steps from Congress. No reply from DHS appeared in the released letter.