Mayotte IBAN Format & Generator

Complete reference for Mayotte IBANs: format structure, bank codes, account numbers, examples, and a free generator for testing.

IBAN Structure for Mayotte

Country (YT) Check digits Bank code (5 digits) Branch (5 chars) Account (13 chars)

Bank
5 chars

Branch
5 chars

Account number
13 chars

Mayotte IBAN Technical Specifications

Property	Value
IBAN Length	27 characters
BBAN Length	23 characters
BBAN Format	`5!n5!n11!c2!n`
Bank Code	Position 5, 5 digits
Branch Code	Position 10, 5 chars
Account Number	Position 15, 13 chars
SEPA Member	✅ Yes
Notes	French overseas department; Same format as France

Banking System in Mayotte

Mayotte is a SEPA member country. All SEPA credit transfers and direct debits in Mayotte require a valid IBAN. The Mayotte IBAN is 27 characters long and consists of the ISO country code "YT", two MOD-97 check digits, and a Basic Bank Account Number (BBAN) containing the domestic bank code (5 digits), account number, and any branch/routing identifiers.

Example Mayotte IBANs

Here are 3 randomly generated but mathematically valid Mayotte IBANs for testing:

YT82 8612 4709 2771 1CZX LU4M W53
YT20 7917 4306 9769 9436 LDDG T07
YT68 8697 0926 67L8 UFC7 YXH7 E69

⚠ These are randomly generated test IBANs — not real bank accounts. Do not use for actual transactions.

Generate Mayotte IBANs for Testing

Generate valid Mayotte IBANs right here. All generation is client-side — no data leaves your browser.

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Frequently Asked Questions

What is the IBAN format for Mayotte?

Mayotte uses a 27-character IBAN with the country code "YT" followed by two check digits and a 23-character BBAN. The format is 5!n5!n11!c2!n. The bank code occupies positions 5 to 9.

Is Mayotte a SEPA country?

Yes, Mayotte is part of the SEPA (Single Euro Payments Area) and uses IBAN for all domestic and international transfers.

How long is a Mayotte IBAN?

A Mayotte IBAN is exactly 27 characters long. The BBAN portion accounts for 23 characters.

How do I find my Mayotte IBAN?

Your IBAN is printed on your bank statement, available in your online banking portal, or can be obtained from your bank. It typically appears alongside your BIC/SWIFT code for international transfers.

Can I generate a valid Mayotte IBAN for testing?

Yes! Use the IBAN generator on this page or visit the IBAN Easy homepage to generate mathematically valid IBANs for any supported country. All generation is client-side and private.