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April 2025, question 77
Valuation, Appraisement and Duty Assessment · Valuation
If the commercial invoice is in a foreign currency, the foreign currency shall be converted to U.S. dollars using the proclaimed rate, certified rate, or rates effective on the _____.
- Date the entry is filed
- Date the entry summary is filed
- Date of exportation
- Date of importation

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CBP's answer: C. C: Date of exportation
Section 159.32 says the date of exportation for currency conversion is fixed under 152.1(c), which defines it as the actual date the merchandise finally leaves the country of exportation for the United States. The answer is the date of exportation (C).
The date of exportation for currency conversion shall be fixed in accordance with § 152.1(c) of this chapter. 19 CFR 159.32
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CBP's key cites: 19 CFR 159.32
Question and key from CBP's April 2025 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).