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Regulations last checked for updates: May 23, 2025
Title 19 - Customs Duties last revised: May 14, 2025
All Titles
Title 19
Chapter I
Part 177
Subpart A - Subpart A—General Ruling Procedure
§ 177.1 - General ruling practice and definitions.
§ 177.2 - Submission of ruling requests.
§ 177.3 - Nonconforming requests for rulings.
§ 177.4 - Oral discussion of issues.
§ 177.5 - Change in status of transaction.
§ 177.6 - Withdrawal of ruling requests.
§ 177.7 - Situations in which no ruling will be issued.
§ 177.8 - Issuance of rulings.
§ 177.9 - Effect of ruling letters.
§ 177.10 - Publication of decisions.
§ 177.11 - Requests for advice by field offices.
§ 177.12 - Modification or revocation of interpretive rulings, protest review decisions, and previous treatment of substantially identical transactions.
§ 177.13 - Inconsistent CBP decisions.
authority:
5 U.S.C. 301
;
19 U.S.C. 66
,
1202
,
Harmonized
,
1502
,
1624
,
1625
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