FIRMS code

Y454 EI DUPONT DE NEMOURIES

Deleted Importer's premises

This code is deleted in CBP's FIRMS list. Don't use it on new filings. FIRMSapi keeps deleted codes so lookups of old paperwork still resolve; check the port listing for a replacement.

Facility details

FIRMS code: Y454
Name: EI DUPONT DE NEMOURIES
Address: 6000 BRIDGEHEAD ROAD
ANTIOCH, CA 94509
Status: Deleted (D)
Facility type: Importer's premises (06)
CBP port: San Juaquin River, CA (2828)
CBP region: 7
Last changed: 2026-10-23
Data as of: 2026-10-23

Pre-filing validation

Validate Y454 before you file

Validation fails Y454: it's deleted, the reject ACE returns as 159. Search the port for an active replacement.

curl https://api.firmsapi.com/v1/validate \
  -H "x-api-key: $FIRMSAPI_KEY" -H "content-type: application/json" \
  -d '{"code":"Y454","port":"2828","use":"location_of_goods"}'

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Source: U.S. Customs and Border Protection FIRMS code list, data as of 2026-10-23. FIRMSapi is not affiliated with CBP; confirm bond status and filing details in ACE.