GTIN-13

GTIN-13 formally known as an EAN-13
GTIN-13 is a 13-digit number composed of a GS1Company Prefix, a supplier assigned product number, and a check digit. The GS1 Company Prefix and supplier assigned product number always total 12 digits in length although the relative length of each may vary. The GTIN-13 number may be used to identify a shipping unit or sale unit.

GTIN-13 Data Structure:

Position

1

2

3

4

5

6

7

8

9

10

11

12

13

14

GTIN-13

0

N

N

N

N

N

N

N

N

N

N

N

N

C

When GTIN-13 numbers are stored in the GTIN format, Position one is an implied zero.

N (Positions 2 - 13) is a unique number consisting of two parts: a GS1 Company Prefix assigned by GS1 or EAN International to a member company, and an Item Reference assigned by the member company to a product.

C is a check digit.