This part of ISO 10667 establishes requirements and guidance for the client working with the service provider to carry out the assessment of an individual, a group, or an organization for work-related purposes. This part of ISO 10667 enables the client to base its decisions on sound assessment results.This part of ISO 10667 specifies the requirements of the client with respect to:a)the needs and rationale for using assessments;b)the conditions under which the assessment will be used;c)the decisions about the assessment approach together with the implementation and evaluation of assessment procedures and methods;d)the required competence and professionalism of the client’s employees who are involved in the assessment process;e)the decisions about the access, use, and storage of assessment results and subsequent reports;f)organizational-related decisions, e.g. training, team building, ascertaining organizational culture or morale.This part of ISO 10667 also specifies assessment methods and procedures that can be carried out for one or more of the following work-related purposes made by or affecting individuals, groups or organizations, including, but not limited to:—employment-related decisions, e.g. recruitment, selection, development, appraisal, promotion, outplacement, succession planning and reassignment;—career-related decisions, e.g. recruiting, coaching, guidance, vocational rehabilitation and outplacement counselling;—group decisions, e.g. training initiatives, team building, etc.;—organization decisions, e.g. restructuring, morale and culture initiatives, mergers and acquisitions, etc.No technical professional standards form part of ISO 10667. However, the quality of assessment procedures and methods should be considered in relation to the purposes of the assessment, the relevance of the measures involved, their validity, reliability, equity, standardization and any issues relating to special needs of the assessment participant and other factors that affect the practicality, acceptability and utility of the assessment.NOTE 1Requirements for the service provider are specified in ISO 10667-2.NOTE 2See Bibliography for examples of various professional guidelines.NOTE 3See Annex B for further details of generally accepted technical quality guidelines.This part of ISO 10667 does not detail the specific competences required for assessors as these are dependent upon the nature of the assessment.NOTE 4See Annex C for further information on assessor competence.