3.5 conformity assessment activity activity conducted by a conformity assessment body (3.4) when assessing conformity Note 1 to entry: In the context of this document, activities covered byaccreditation (3.1) include, but are not limited to, testing, calibration,inspection, certification of management systems, persons, products, processesand services, provision of proficiency testing, production of referencematerials, validation and verification. For simplicity, these are referred toas conformity assessment activities being performed by conformity assessment bodies.