Below are links to some sources of Bar Code Standards and Supplier Requirements for major retailers and industry bodies.
This GS1 guide to Bar Code Verification is also a comprehensive guide to what is involved in Verificationa and Validation of bar code data. Barcode_validation_and_verification_guide.pdf
Bar Codes for Beginners is a Powerpoint Presentation outlining how bar codes work.
For any further enquiries regarding either International Standards or Compliance Guidelines from your customers, Contact Us