The following information will help decipher the codes on the tags. The code consist of 4 letters and seven numbers similar to the code below:
ABCD1234567
ABC
The first three letters are ISO 3166-1 Alpha-3 (three-letter codes designed for intuitive visual association) international standard country codes. To reduce confusion between the letter “O” and the number “0” when interpreting the code, the letter O is replaced by an X in the country code on the tag.
D
The 4th letter is the alpha identifier for the production run of the tag.
12
The first two numbers are the month the tag was produced.
34
The second set of 2 numbers are the day of the last two numbers of the year the tag was produced
567
This is the production number of the tag. The number increase by one with each tag produced a specific month and year.
