How the South African 13-digit ID number works — what each digit means, the Luhn checksum, format validation, and the difference between ID validation and identity verification.
South Africa hosts one of the largest asylum-seeker populations in the world. If you have fled persecution, war, or systematic human-rights abuse in your home country, the Refugees Act 130 […]
If you are a permanent resident, refugee, or long-stay foreign national in South Africa, one of the most common questions is: can you get a South African ID, and if […]
Trying to check if a South African ID number is valid? You might assume the Department of Home Affairs runs a public ID number check tool — but it doesn't. […]
Your identity document number is the 13-digit number on your South African ID — the unique identifier Home Affairs assigns you for life. It appears on your Smart ID card, […]
There is no legal way to search for someone's South African ID number by name. Learn what POPIA says, what the legitimate alternatives are, and how to validate an ID number you already have.
What Is FICA? FICA stands for the Financial Intelligence Centre Act (Act 38 of 2001). It is a South African law designed to combat money laundering, tax evasion, and the […]
If you've ever filled in a South African form — whether for a bank account, a rental application, a job, or a government service — you've been asked for your […]
Your South African ID number is more than a reference code — it contains personal information encoded directly into the digits. One of the most commonly searched questions is whether […]
Learn how to generate valid South African ID numbers for software testing and development. Includes a worked example, Luhn algorithm explanation, and important legal rules.
If you have ever used the SA ID Number Checker on this site, you will have noticed it can instantly tell you whether an ID number is valid or not […]