Review of nonconforming product 4.13.2, 4.13.3, and

The standard requires the supplier to review nonconforming product in accordance with documented procedures and advises that it may be  

There is also a supplementary requirement in clause 4.15.3.2 that requires obsolete product to be controlled in a similar manner to nonconforming product. This requires 

Several terms here may need explanation as they are unusual outside manufacturing industry. 

Rework means the continuation of processing that will make an item conform to specification. Rework requires only normal operations to complete the item and does not require any additional instructions. Rework when applied to documents means correcting errors without changing the original requirement. 

If you choose to accept a nonconforming item as is without rework, repair, etc., you are in effect granting a concession or waiving the requirement onI[/ for that particular item. If the requirements cannot be achieved at all, this is not a situation for a concession but a case for a change in requirement. If you know in advance of producing the product or service that it will not conform with the requirements, you can then request a deviation from the requirements. This is often referred to as a production permit. Concessions apply after the product has been produced, production permits apply before it has been produced and both are requests that should be made to the acceptance authority for the product. 

---