[en] The 1997 International Specialists Meeting on NDE Techniques Capability Demonstration and Inspection Qualification was intended to provide an international forum for the discussion of recent developments, results and experience with NDE techniques capability demonstration and inspection qualification methods. The meeting provided an opportunity to compare and assess the qualification principles as proposed or applied by the American Performance Demonstration Initiative, the European Network on Inspection Qualification and the IAEA in its proposed guidelines specific to WWERs. The meeting addressed, in terms of state of the art, the capability demonstration of NDE procedures applied to the major nuclear reactor components. Special emphasis was placed on NDE techniques qualification to detect and size flaws in order to assure structural integrity during plant design life or beyond. National positions or experience were presented showing the typical variety of applications of one or two general principles or methodologies in agreement with national legal and traditional aspects. Experience developed by national qualification bodies and by pilot studies were rich in information concerning the difficulties which were encountered during the studies. Risk Based Inspection concepts were explained due to their relevance with the setting of the ISI objectives and therefore the level of qualification required for each situation considered