These are the costs incurred to determine the degree of conformance to quality requirements.
1.Incoming inspection and test.
2.In-process inspection and test
3.Final inspection and test
4.Document review :Examination of paperwork to be sent to customer
5.Balancing:Examination of various accounts to assure internal consistency
6.Product quality audits
7.Maintaining accuracy of test equipment
8.Inspection and test materials and services : Materials and supplies in inspection and test work (e.g x-ray film) and services (e.g., electric power)
9.Evaluation of stocks :Testing products in field storage or in stock to evaluate degradation.