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Saint Lucia

Saint Lucia uses a single numeric Tax Identification Number, also called a TPN, for individuals and entities registered with the Inland Revenue Department. Domestic Tax Account Numbers add a two-digit tax-type suffix to that core TIN.

LC LCA 1 TIN type Last reviewed 2026-06-01

TIN types

1 published format. Open a type to see examples, structure details, and official sources.

Validate Saint Lucia TIN
Saint Lucia Tax Identification Number (TIN)
Current Individuals Entities

Inland Revenue Department of Saint Lucia

Numeric taxpayer identifier issued by the Inland Revenue Department to individuals and entities for use across Saint Lucia tax types.

Details
Examples
001234 123456
Where to find it

On Saint Lucia tax and customs documents, including income tax notices of assessment, IRD correspondence, payment receipts, and TD5 slips.

Common names
TIN TPN Tax Payer Number Tax Identification Number
Structure
1-6 Core TIN Six-digit numeric taxpayer identifier. Leading zeros may appear as part of the displayed six-digit form.
Official source
irdstlucia.gov.lc oecd.org