ISCO-58 was superseded by ISCO-68, which was adopted by the Eleventh ICLS in 1966. The first complete version of ISCO was adopted in 1957 by the Ninth International Conference of Labour Statisticians (ICLS), it is known as ISCO-58. In addition to ISCO-08, three versions of ISCO were developed in the past. the amount of informal on-the-job training and/or previous experience in a related occupation required for competent performance of these tasks and duties.the level of formal education defined in terms of the International Standard Classification of Education (ISCED-97) (UNESCO, 1997) required for competent performance of the tasks and duties involved and.

the nature of the work performed in an occupation in relation to the characteristic tasks and duties defined for each ISCO-08 skill level.Skill level is measured operationally by considering one or more of: Skill level is defined as a function of the complexity and range of tasks and duties to be performed in an occupation. These are s kill level and s kill specialization. For the purposes of ISCO-08, two dimensions of skill are used to arrange occupations into groups. Skill is defined as the ability to carry out the tasks and duties of a given job. A person may be associated with an occupation through the main job currently held, a second job, a future job or a job previously held. The concept of occupation is defined as a “set of jobs whose main tasks and duties are characterized by a high degree of similarity”. Occupation refers to the kind of work performed in a job. A job is defined in ISCO-08 as “a set of tasks and duties performed, or meant to be performed, by one person, including for an employer or in self employment”.

What is occupation meaning