This Standard adopts ISO 20332:2016 with modifications for Australia, which sets out general conditions, requirements, methods, and parameter values for performing proof-of-competence determinations of the steel structures of cranes based upon the limit state method. It is general and covers cranes of all types. It does not cover proofofcompetence calculations for components of accessories, e.g. handrails, stairs, walkways, cabins.KEYWORDS: Cranes; Steel structures; Values; Limit state method