{"resource":"duty-stack-changes-by-code","codes":["3402.31.10.00"],"changeCount":1,"changes":[{"date":"2026-07-29T00:31:00.066Z","chapter":"34","from":"2026HTSRev12","to":"2026HTSRev13","code":"3402.31.10.00","special":{"from":"Free\n(A, AU, BH, CL, CO, D, E, IL, JO, KR, MA, OM, P, PA, PE, S, SG)","to":"Free (A, AU, BH, CL, CO, D, E, IL, JO, KR, MA, OM, P, PA, PE, S, SG)"}}],"note":"Per-code duty-rate changes already on record for these codes. Get alerted the moment new ones land — free early access at /watch."}