statistical commission background document thirty eighth session available in english only 27 february 2 march 2007 item 3 i of the provisional agenda items for discussion and decision international economic social classifications standard classification occupations 2008 isco 08 draft structure prepared by labour office ilo this is presented information with reference to it provides supplementary respect report on updating presents proposed as at has been updated following consideration technical expert group 88 responses consultative questionnaire that was circulated september 2006 near final posted website comment all countries other interested parties first column indicates major mg code second shows sub smg third minor fourth unit