Mozambique BI Generator
Mozambican national identity card (BI) of 13 digits + trailing check letter.
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About the Mozambique BI
The Bilhete de Identidade (BI) is the national identity document in Mozambique. It contains 13 digits followed by a trailing check letter.
This tool generates and validates Mozambican BI numbers, calculating the Modulo 23 check letter over the numeric sequence.
Anatomy & Structure of Bilhete de Identidade (BI) — Mozambique
The Mozambican Identity Card consists of 13 characters (12 digits + 1 check letter):
| Position | Field | Length | Meaning & Rule | Example |
|---|---|---|---|---|
| 1 & 2 | Province Code | 2 digits | 01 to 11 representing Mozambique's 11 provinces | 05 |
| 3 to 12 | Sequential Registration Number | 10 digits | Unique registration sequence issued by DNIC | 0123456789 |
| 13 | Check Letter | 1 letter | Uppercase validation letter (A-Z) | A |
Official BI Validation (DNIC Mozambique)
Compliance rules for Mozambican BI:
13 characters: 12 digits (province 01 to 11) + 1 uppercase check letter
- 1. Verify exact length of 13 characters.
- 2. Validate province code in positions 1 & 2 (01 to 11).
- 3. Validate uppercase letter in 13th position.