There are three grades of membership as follows :
Permanent Membership :
board of founders the "Association " and all person having at least B.S in occupational health and safety, Industrial Hygiene can join the association.
Affiliated Membership :
Those persons enjoying the following qualifications can join to this Association as affiliated members. Those persons having B.S degree in the related fields (such as occupational medicine, environmental sciences) and those having parallel objects provided approval of Board of Directors.
Honorary Membership :
Those Iranian and foreign Personalities having outstanding scientific , cultural and social rank or those effectively support to the "IOHA" as honorary members.