nationid - v0.6.0
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    Costa Rica (CR)

    Code Scope Length Check digit Confidence
    CR_CEDULA_FISICA both (personal + tax for naturales) 9 none (format only) high
    CR_DIMEX personal 11 or 12 none moderate
    CR_CEDULA_JURIDICA tax 10 none (format only) high

    CR_CEDULA_FISICA — Cédula de Identidad

    Personal identity document issued by the Tribunal Supremo de Elecciones (TSE) — Registro Civil. Doubles as the personal tax ID at Hacienda's DGT, where it is internally padded to 10 digits with a leading 0 for filings.

    • Issuer: TSE — https://www.tse.go.cr/
    • Composition: 1 provincia + 4 tomo + 4 asiento
    • Visual format: 0-0000-0000

    No check digit. The TSE does not publish a verifier algorithm and the 9-digit cédula carries no embedded checksum. Validation is structural (regex ^[1-9]\d{8}$).

    provincia in 1..9
    tomo      = 4 digits
    asiento   = 4 digits
    • TSE: https://www.tse.go.cr/ (Código Electoral)
    • nationid research tier-1 (countries-comprehensive-tier1.md § Costa Rica) — accessed 2026-05-08
    valid:
      - 1-1234-5678
      - 5-9876-5432
      - 7-0000-0001
      - 8-1111-2222
      - 9-9999-9999

    invalid (format):
      - "" (empty)
      - 0-1234-5678 (provincia 0)
      - 1234 (too short)
      - 1234567890 (too long)
      - ABCDEFGHI

    invalid (checksum):
      - n/a (no check digit)

    None known in the last 24 months affecting format.

    • Hacienda's DGT pads to 10 digits internally for filings; should the library expose a formatForHacienda() helper? Tracking as ADR candidate.

    CR_DIMEX — Documento de Identidad Migratorio para Extranjeros

    Identity document for foreign residents, issued by the Dirección General de Migración y Extranjería.

    • Issuer: Dirección General de Migración y Extranjería — https://www.migracion.go.cr/
    • Composition: 11 or 12 digits; first digit 1 for residentes, remaining digits encode tipo de residencia + correlativo (Migración has not published a stable composition formula)
    • Visual format: no separators on the physical card

    No check digit publicly documented. Validation is length (11 or 12 digits) + numeric only.

    valid:
      - 12233445566 (11 digits)
      - 10000000001
      - 19999999999
      - 155667788990 (12 digits)
      - 100000000001

    invalid (format):
      - "" (empty)
      - 1234567890 (10 digits)
      - 1234567890123 (13 digits)
      - ABCDEFGHIJK

    None known in the last 24 months affecting format.

    • Confidence remains moderate until a public-source composition or verifier is confirmed.

    CR_CEDULA_JURIDICA — Cédula Jurídica

    Tax identifier for legal entities, issued by the Registro Nacional (Registro de Personas Jurídicas) and used by Hacienda.

    No check digit. Validation is structural (regex ^3\d{9}$).

    prefix      = '3'
    tipo        = 3 digits  (101 = SA, 102 = SRL, ...)
    correlativo = 6 digits

    valid:
      - 3-101-123456
      - 3-102-987654
      - 3-110-000001
      - 3-002-000000
      - 3-999-999999

    invalid (format):
      - "" (empty)
      - 2-101-123456 (prefix 2)
      - 5-101-123456 (prefix 5 — that's `CR_NITE`, separate type)
      - 0-101-123456 (prefix 0)
      - 31011234567 (too long)

    None known affecting format.

    • CR_NITE (entidades sin cédula jurídica, prefix 5) is a separate document type used by Hacienda for sucesiones, condominios, fideicomisos, etc. It is not included in this initial release; track as future addition.

    CR_PASAPORTE — Pasaporte

    Travel document issued by the Dirección General de Migración y Extranjería (DGME CR). Biometric ePassport (G+D, since 2021). Numbers are 9 chars alphanumeric, often letter-prefixed.

    • Issuer: DGME CR
    • Composition: 9 alphanumeric
    • Visual format: 9 contiguous chars

    None on the printed number. MRZ check digit lives in algorithms/icao-9303.ts.

    low — no first-party publication of the format spec.

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    Costa Rica (CR)