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October 2026, question 25
Practical Exercise · ACE entry summary data and business rules
Facts for questions 22 to 25, as CBP printed them:
As in the real world where client documents may contain errors, the practical exercise documents may contain errors. Examinees should review the documentation carefully and identify any errors. Any errors in the documentation should be taken into account when selecting an answer. An excerpted CBP Form 7501 (Entry Summary) is below. Although it is not a perfect replica, it contains all information necessary to answer the following questions along with the following description. Use the following facts and excerpted CBP Form 7501 to answer questions 22-25. Tuna caught and canned in American Samoa was laden on a ship bound for the United States. This shipment enters the United States by ocean via the Seaport of Savannah, GA. 1. Filer Code/Entry 2. Entry 3. Summary Date 4. Surety 5. Bond 6. Port 7. Entry Date Number Type Number Type Code 09/29/2026 09/29/2026 X 02 XXX 8 XXXX 8. Importing Carrier 9. Mode of Transport 10. Country of Origin 11. Import Date
USS TUNA 11 American Samoa 09/29/2026
Of the four choices below, what is the correct format for the Filer Code/Entry Number in Block 1 of the 7501 Entry Summary Form?
- Eleven-digit alphanumeric code comprised of; three-character alphanumeric entry filer code, seven-digit entry number, and completed with one-digit check digit
- Nine-digit IRS Number, eleven-digit EIN, nine-digit SSN, or eleven-digit CBP assigned number
- Three-digit numeric code, assigned by CBP
- Seven-digit numeric code assigned by the filer


Show the answer and walk-through
CBP's answer: A. A: Eleven-digit alphanumeric code comprised of; three-character alphanumeric entry filer code, seven-digit entry number, and completed with one-digit check digit
The ACE Entry Summary Instructions say to record the 11-digit alphanumeric code made up of the 3-character filer code, followed by the 7-digit entry number, and completed with the one digit check digit. That is A. The IRS, EIN, SSN and CBP-assigned number formats in B describe an importer number, and C and D describe only parts of the entry number.
Record the 11-digit alphanumeric code. The entry number is comprised of the 3-character filer ACE Entry Summary Instructions
Search for: The entry number is comprised of the 3-character filer code
CBP's key cites: ACE Entry Summary Instructions, page 2
Question and key from CBP's October 2026 exam and answer key. The walk-through is ours; quotes are from the pinned editions in the reference viewer (HTSUS 2026 Basic, 19 CFR 2025 edition).