ACE production maintenance window June 20–21, 2026

ACE production will undergo extended invasive maintenance from 9:00 p.m. ET Saturday, June 20 to 4:00 a.m. ET Sunday, June 21, 2026. Filers should plan time-sensitive entries around the downtime.

AI-assisted summary with JFS CHB broker commentary, for awareness only — always verify against the official CBP/USITC/Federal Register notice before acting.