Saint Lucia IBAN Format (LC) — Structure, Length & Example

The Saint Lucia IBAN is 32 characters long and follows the ISO 13616 standard — making it one of the longest IBANs globally. Saint Lucia adopted IBAN as part of the Eastern Caribbean Currency Union's (ECCU) broader financial integration efforts. Saint Lucia is not part of SEPA, and like other Caribbean island nations, IBAN use is concentrated in international and correspondent banking. Domestic payments within Saint Lucia and between ECCU member states use local clearing arrangements rather than IBAN. International wire transfers to Saint Lucia require both the IBAN and the bank's BIC/SWIFT code.

Saint Lucia IBAN at a Glance

• Country code: LC
• Total length: 32 characters (always)
• Format: LCkk bbbb cccccccccccccccccccccccc
• BBAN length: 28 characters
• Character types: 4-letter bank code + 24-digit account number

Saint Lucia IBAN Structure Explained

1. Country Code — LC (2 characters)

The ISO 3166-1 alpha-2 code for Saint Lucia. Every Saint Lucian IBAN begins with LC.

2. Check Digits — kk (2 digits)

Two decimal digits computed using the MOD-97 algorithm defined in ISO 7064. They protect against transposition and transcription errors before any payment is transmitted.

3. Bank Code — bbbb (4 letters)

A 4-letter uppercase alphabetic bank identifier derived from the institution's BIC/SWIFT prefix. Financial institutions in Saint Lucia operating within the ECCU framework:

• HEMM — 1st National Bank St. Lucia (formerly Heritage Savings Bank)
• BOSL — Bank of Saint Lucia (ECCU member institution)
• RBOS — Royal Bank of Canada (RBC) Saint Lucia
• BOFH — Bank of Nova Scotia (Scotiabank) Saint Lucia
• FCIB — FirstCaribbean International Bank (CIBC)
• ECBC — Eastern Caribbean Central Bank (clearing institution)

4. Account Number — cccccccccccccccccccccccc (24 digits)

A 24-digit numeric account number, left-padded with zeros. This is an unusually long account field by global standards and encodes the branch, product type, and individual account number within the bank's internal system. The 24-digit length is one reason the Saint Lucia IBAN reaches 32 characters overall.

Saint Lucia IBAN Example Explained

LC55 HEMM 0001 0001 0012 0012 0002 3015

This is an illustrative example IBAN — do not use for real transactions.

• Country: LC
• Check digits: 55
• Bank code: HEMM (1st National Bank St. Lucia)
• Account number: 000100010012001200023015

How Saint Lucian IBAN Validation Works

1. Country code check: First two characters must be exactly LC.
2. Length check: Total character count (spaces removed) must be exactly 32. This is a notably long IBAN — missing digits are a common source of error.
3. Character type check: Positions 5–8 must be uppercase letters (bank code); positions 9–32 must be decimal digits (account number).
4. MOD-97 check: Move the first four characters to the end, replace each letter with its numeric value (A=10, B=11 … Z=35), then compute the remainder divided by 97. A valid IBAN always produces a remainder of 1.

The ibanchecker.cash validator validates Saint Lucian IBANs and shows the decoded bank code and account number alongside the length check result.

Saint Lucia and IBAN: Adoption Context

Saint Lucia is a member of the Eastern Caribbean Currency Union (ECCU), which uses the Eastern Caribbean dollar (XCD) as its currency. The ECCU encompasses eight island territories: Antigua and Barbuda, Dominica, Grenada, Montserrat, Saint Kitts and Nevis, Saint Lucia, Saint Vincent and the Grenadines, and Anguilla. The Eastern Caribbean Central Bank (ECCB) oversees monetary policy and has promoted IBAN adoption to facilitate international transactions for member states.

Within the ECCU, inter-island and domestic payments are handled through the ECCB's payment infrastructure. IBAN is used when receiving payments from European partners, international investors, or global organisations — particularly relevant for Saint Lucia's tourism, financial services, and offshore banking sectors.

Saint Lucia Is Not a SEPA Country

Saint Lucia is not part of SEPA. All international bank transfers use the SWIFT network:

• Processing times of 1–5 business days
• Correspondent bank fees apply — Caribbean correspondents often route through US or UK intermediaries
• The BIC/SWIFT code of the Saint Lucian bank is required alongside the IBAN
• Currency is Eastern Caribbean dollar (XCD) — pegged at XCD 2.70 = USD 1.00 since 1976

Look up Saint Lucian bank BIC codes using the ibanchecker.cash SWIFT directory.

Common Saint Lucian IBAN Mistakes

Wrong Length — Not 32 Characters

Saint Lucia's 32-character IBAN is among the longest in use. It is 4 characters longer than the Dominican Republic (DO) and El Salvador (SV) IBANs, and 10 characters longer than a standard European IBAN. Always count to 32 after removing spaces — truncated IBANs are the most frequent error for this country.

Missing Digits in the Account Number Field

The 24-digit account number field is padded with leading zeros. If a bank employee provides only the significant digits without the leading zeros, the IBAN will be too short and fail validation. Always verify the full 32-character string with a tool like the ibanchecker.cash IBAN format checker.

Confusing LC IBAN with Other Caribbean IBANs

Multiple Caribbean nations use IBAN but with different lengths. The Dominican Republic (DO) is 28 characters; Mauritius (MU) is 30; Saint Lucia (LC) is 32. Always verify the country code at the start of the IBAN string before sending an international wire.

Validating Saint Lucian IBANs in Bulk

International businesses with Caribbean operations can validate Saint Lucian IBANs alongside other regional IBANs using the ibanchecker.cash bulk checker. For extracting IBANs from contracts or correspondence, use the Smart IBAN Extractor.

Last updated: June 2026