Interested parties versus customer satisfaction

Answer:

First, ISO 9001:2015 does not require documented information related with sub clause 4.2. Second, please do not confuse sub clause 4.2 with customer satisfaction (sub clause 9.1.2). Sub clause 4.2 is about determining who are the interested parties and what are their relevant requirements. Sub clause 9.1.2 is about monitoring customers perceptions of the degree to which their needs and expectations have been fulfilled. By the way, most organizations consider other interested parties besides customers:

The following material will provide you information about interested parties:

ISO 9001 – How to determine interested parties and their requirements according to ISO 9001:2015 - https://advisera.com/9001academy/blog/2015/11/10/how-to-determine-interested-parties-and-their-requirements-according-to-iso-90012015// 015/
free white paper - Clause-by-clause explanation of ISO 9001:2015 - https://info.advisera.com/9001academy/free-download/clause-by-clause-explanation-of-iso-90012015
free online training ISO 9001:2015 Foundations Course – https://advisera.com/training/iso-9001-foundations-course/
book - Discover ISO 9001:2015 Through Practical Examples - https://advisera.com/books/discover-iso-9001-2015-through-practical-examples/