ISO 9003 is obsolete. The standards ISO 9001, ISO 9002, and ISO 9003 were combined into ISO 9001 in the year 2000 (ISO 9001:2000) which was replaced by ISO 9001:2008 and ISO 9001:2008 replaced by ISO 9001:2015. You may wish to investigate the revised standard’s requirements here, or look at a more general definition of ISO certification means.
ISO 9003 Model for quality assurance in final inspection and test covered only the final inspection of finished product, with no concern for how the product was produced.
The three standards (ISO 9001, ISO 9002, and ISO 9003) were combined into ISO 9001 in the year 2000 revision (ISO 9001:2000) which was replaced by ISO 9001:2008.
- ISO 9000 included fundamentals and vocabulary used in the ISO 9000 series.
- ISO 9001 contains the actual requirements an organization must comply with to become ISO 9001 Registered. People often say “ISO 9000” certified, but what they mean is they have met the requirements of the ISO 9001 standard.
- ISO 9004 provides guidance for sustaining the success of an organization’s objectives.
Free tutorial: Basics of ISO 9001