226.Which of the following duties, taxes or fees CANNOT be reduced or removed in ACE through the transmission of a post summary correction (PSC)?
Correct answer: e) Agricultural fees
Reference: 7.5 In-Eligible Changes of Chapter 7 to Business Rules and Process Documents ACE Entry Summary
Source: U.S. Customs and Border Protection, exam of April 2023
227.How many calendar days does CBP have to notify the importer, or other party having an interest, that a shipment has been placed on detention?
Correct answer: b) 5 days (excluding weekends and holidays)
Reference: 19 CFR 151.16(c)
Source: U.S. Customs and Border Protection, exam of April 2022
228.A ________________ or unique identifier will be used to identify and trace merchandise within a Foreign Trade Zone.
Correct answer: c) Zone lot number
Reference: 19 CFR § 146.23
Source: U.S. Customs and Border Protection, exam of October 2021
229.In cases where imported cargo is unloaded from a commercial vessel at a port within the definition of 19 CFR 24.24 Harbor maintenance fee, and admitted into a foreign trade zone, the applicant for admission who becomes liable for the fee must pay all fees for which he is liable on a _____________ basis.
Correct answer: d) Quarterly
Reference: 19 CFR § 24.24(e)(2)(ii)
Source: U.S. Customs and Border Protection, exam of October 2021
230.Which part of 19 CFR addresses Inspection, Search, and Seizure?
Correct answer: e) 162
Reference: 19 CFR 162
Source: U.S. Customs and Border Protection, exam of April 2018
231.An A.T.A. (Admission Temporaire – Temporary Admission) carnet refers to the document reproduced as the Annex to the Customs Convention on the A.T.A. Carnet for the Temporary Admission of Goods. An A.T.A. carnet issued in conformity with the provisions of this Convention and the relevant U.S. Customs and Border Protection Regulations must show the period for which it is valid. What is the maximum length of that period of validity from the date of issue?
Correct answer: a) 1 year
Reference: 19 CFR 114.1(d); 19 CFR 114.3(a); 19 CFR 114.23(a)
Source: U.S. Customs and Border Protection, exam of October 2025
232.Choose the ONE answer that correctly fills in the blank. The entry summary must be on the ____________, or its electronic equivalent, unless a different form or format is prescribed.
Correct answer: b) CBP Form 7501
Reference: 19 CFR 142.11
Source: U.S. Customs and Border Protection, exam of October 2023
233.Which of the following statements is TRUE about the procedure after detention of shipments under the Toxic Substances Control Act (TSCA) of a covered commodity?
Correct answer: a) The importer of the detained shipment must bring the shipment into compliance with Toxic Substances Control Act or export the shipment from the customs territory of the United States within 90 days after notice of detention or 30 days of demand for redelivery, whichever comes first.
Reference: 19 CFR 12.124(a)
Source: U.S. Customs and Border Protection, exam of April 2026
234.Which class of bonded warehouse is known as a general order warehouse, established for the storage and disposition exclusively of general order merchandise?
Correct answer: e) Class 11
Reference: 19 CFR 19.1(a)(11) and 19 CFR 19.1(c)
Source: U.S. Customs and Border Protection, exam of April 2023