3DS ReferenceProtocol & field guide

EMV 3-D Secure · Core specification 2.3.1.1

Tax IDtaxId

Tax ID in Authentication Request (AReq).

Source edition: Core 2.3.1.1 · Type: String · Length: Variable, maximum 45 · Maximum length: 45

Baseline in AReq Conditional

Conditional. Same classification across the remaining channels and categories. Conditional based on DS rules. Usage and conditions ↓

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Usage in AReq

Cardholder’s tax identification.

Conditional inclusion — source text

Conditional based on DS rules.

Format and scope

Type: String · Length: Variable, maximum 45 · Maximum length: 45

Source components: 3DS Server. Channels: 01-APP, 02-BRW, 03-3RI. Categories: 01-PA, 02-NPA.

EMV_3DS_CoreSpec_v2.3.1.1_20230530.pdf, Table A.1, PDF pages 287

Transaction context

This reference covers the published source edition. Use the explorer to inspect this field and any applicable transaction conditions. Scheme programme requirements are not inferred from the protocol edition.

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Sources and related references

EMV_3DS_CoreSpec_v2.3.1.1_20230530.pdf, Table A.1, PDF pages 287

Source review status: carried-forward. Carried-forward material has not acquired a new verification claim.

Document fingerprint (SHA-256): 6fdf0aba3fc1a765f96b74dad4069d1e189969f38f0023647021687daf589d6b