ISO/IEC-17025 is one of the most important standard for testing and calibration laboratories the world. By implementation of this standard, an ideal laboratory management system can be established. The standard is a single most important tool for showing the competence of testing and calibration laboratories which is accepted by everyone in the world. Accreditation of the testing and calibration laboratories is an independent system to show the confidence in the customer by choosing accredited laboratory. ISO/IEC 17025 is the symbol of Quality and competence in the testing & calibration laboratory. All over the world quality has become significant subject in life. ISO/IEC-17025 accreditation provides the assurance regarding calibration and testing laboratories for providing best services and maintaining the records with all evidences. ISO/IEC-17025, accreditation help to the laboratories to reduce the risk, ensuring that customers have chosen a technically competent laboratory that has quality management system in terms of competent personnel, equipment, PT/ILC, MU, method validation etc.