1.1 This terminology defines terms related to the credentialing of persons. These terms are offered to enable the development of future ASTM documents relating to personnel certificate and certification programs. The source document for each definition is cited when an appropriate document is available. Many definitions are the product of the committee that compiled this terminology, and as such, are the result of the collected knowledge and experience of the committee members.

1.1.1 Since credentialing of persons is being carried out by many different bodies in many career fields, usage of descriptive terms can vary. There is no attempt to include all credentialing terms in this terminology. Rather, this terminology contains those terms most commonly encountered in the credentialing process.