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Argentina License Plate Validator

Online Argentina License Plate validator. Verify format and check digits.

How is the License Plate validated?

The Patente Automotor is the official vehicle license plate in Argentina, currently utilizing the Mercosur standard format of two letters, three numbers, and two letters.

This tool generates and validates Argentine license plates in both modern Mercosur and legacy classic format (three letters, three numbers).

Anatomy & Structure of Argentine License Plate (DNRPA)

Argentina employs two coexisting official vehicle registration plate standards:

PositionFieldLengthMeaning & RuleExample
Mercosur Standard (2016+)Series + Number + Suffix7 charactersFormat LL NNN LL (two letters, three digits, two letters)AA 123 BB
Historical Standard (1995-2016)Series + Number6 charactersFormat LLL NNN (three letters and three digits)ABC 123

Official Vehicle License Plate Validation Rules (DNRPA)

DNRPA verifies automotive license plates against official format standards:

/^[A-Z]{2}\d{3}[A-Z]{2}$/ (Mercosur) or /^[A-Z]{3}\d{3}$/ (Historical)
  1. 1. Strip spaces and hyphens, convert to uppercase.
  2. 2. Mercosur Standard (2016+): validates strict 7-character layout (2 letters, 3 digits, 2 letters).
  3. 3. Historical Standard (1995-2016): validates strict 6-character layout (3 letters, 3 digits).
  4. 4. Check that plate does not contain prohibited derogatory combinations (e.g. KKK, LSD, FUC).

Frequently Asked Questions about Validation