Serial Shipping Container Code (SSCC-18)

• May 27, 2025

The Serial Shipping Container Code (SSCC-18) is the 18-digit GS1 identification key used to identify a logistic unit. This unique identifier is composed of an Extension Digit, a GS1 Company Prefix, a Serial Reference, and a Check Digit.

SSCC is encoded as GS1-128 barcode. It is a subset of the Code 128 symbology.

Refer to the SSCC specification for more details.