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Every South African ID number follows a specific format that contains important information about the holder.
A valid South African ID number must be 13 digits, contain a valid birth date, correct gender & citizenship digits, and pass the checksum formula.
No. SA ID numbers are permanent. Errors must be corrected via Department of Home Affairs.
It may be invalid or from an older system. Contact Home Affairs if unsure.
Programmatically validate SA ID numbers using JavaScript, PHP, or Python.
Full reference with authentication, endpoints, and error handling.
256-bit encryption keeps your connection secure.
We respect South African data protection laws.
ID numbers are never stored; all validation happens locally.
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