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AIS BR 1021 – For these datasets, an additional type (e.g., 'A' for standard, 'D' for pre-lodged) in DE 1/2 is mandatory to specify the declaration's nature.
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AIS BR 1022 – 'Y' (supplementary) in DE 1/2 requires a prior simplified declaration of type 'C' or 'F'; it cannot be used without a referencing previous declaration.
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AIS BR 1023 – Supplementary declarations ('Y') must be filed by the 10th of the month following the simplified declaration's acceptance; late submissions are rejected.
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AIS BR 1025 – For 'Z' (entry in declarant's records) declarations, specific authorisations (C514 or C515) in DE 2/3 and 'CLE' reference in DE 2/1 are required, with dates in the same month and not future.
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AIS BR 1026 – For 'C' or 'F' (simplified/pre-lodged) types, DE 2/3 must include the 'C512' authorisation code and ID for simplified procedures.
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AIS BR 1027 – 'Y' supplementary declarations must not alter any data from the original simplified declaration; changes cause rejection.
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AIS BR 1030 – Specific procedure codes in DE 1/10 require matching authorisation types in DE 3/39 (e.g., '44' needs 'EUS' for end-use).
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AIS BR 1031 – For these procedure codes, the importer ID in DE 3/16 must match the authorisation holder ID in DE 3/39.
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AIS BR 1032 – Presentation notifications for combined G4+G3 MRN datasets are not accepted and are rejected with a specific code.
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AIS BR 1033 – For 'A' or 'C' types without 'N9001' waiver, a G4 temporary storage reference must be included in DE 2/1.