This eLearning course provides an introduction to conformity assessment, why it is important and what are its advantages. The different types of conformity assessment activities and programs are described. International standards defining conformity assessment are discussed including the role and importance of the ISO/IEC 17065 for certification bodies and ISO/IEC 17025 for laboratories. The roles and responsibilities of conformity assessment certification programs are also addressed. Finally, examples of conformity assessment applications in daily life are provided.