Angola BI Validator
Online Angola BI validator. Verify format and check digits. For tests.
How is the Angola BI validated?
The Bilhete de Identidade (BI) is the national identity card of Angola, featuring a structured 14-character alphanumeric combination indicating emission location.
This tool generates and validates Angolan BI documents, confirming format consistency and checking provincial emission letter codes.
Anatomy & Structure of Bilhete de Identidade (BI) — Angola
The Angolan Identity Card consists of 14 alphanumeric characters in 3 parts:
| Position | Field | Length | Meaning & Rule | Example |
|---|---|---|---|---|
| 1 to 9 | Sequential Registration Number | 9 digits | Unique sequential registration number with leading zeroes | 000123456 |
| 10 & 11 | Province Issuing Code | 2 letters | Official issuing province acronym (LA, BE, HA, BO, BG, etc.) | LA |
| 12 to 14 | Civil Registry Branch Code | 3 digits | Sequential branch code | 041 |
Official BI Validation (DNIRN Angola)
Compliance rules for Angolan BI:
14 characters: 9 digits + 2 letters (province acronym) + 3 digits
- 1. Verify exact length of 14 alphanumeric characters.
- 2. Validate initial 9-digit numeric block.
- 3. Validate 2-letter province acronym against official Angolan province list.
- 4. Validate trailing 3-digit numeric block.