ISO 9001:2015 identifies only one document as “normatively referenced” and “indispensable for its application”:
ISO 9000
Quality management systems—Fundamentals and vocabulary
The essential background for the proper understanding and implementation of
ISO 9001
ISO 9001
Quality management systems-Requirements
Requirements aimed primarily at giving confidence in the products and services.
an organisation provides, thereby improving customer satisfaction
ISO 9004
Managing for the sustained success of an organization—
A quality management approach
Guidance for organisations that choose to progress beyond ISO 9001 requirements to address
a broader range of topics that can lead to continual improvement of the organisation's overall performance
Examples of new, revised or removed terms of ISO 9001
Interested party
Risk
Risk-based thinking
Provider
Documented information
Effectiveness
Competence