What is a social insurance number?

Answer:
A social insurance number or a SIN is like a personal barcode, persay, it is a unique identifier. The SIN was created in 1964 to serve as a client account number in the administration of the Canadian Pension Plan and Canada's varied employment insurance programs.

http://en.wikipedia.org/wiki/Social_Insurance_Number

First answer by Aceofanswers. Last edit by Aceofanswers. Contributor trust: 1 [recommend contributor recommended]. Question popularity: 0 [recommend question].