A registered Practicing Arborist is certified to undertake practical operations in tree care. They should have a minimum of Australian Qualification Framework Level III (Cert 3) in Arboriculture and public liability insurance of $20 million.
A registered Consulting Arborist is certified to provide risk assessment, diagnostic tree care, write reports and develop tree management plans. Their role is focused on giving professional advice and requires a minimum of Australian Qualification Framework Level V (Diploma) in Arboriculture, with public liability insurance of $20 million and professional indemnity insurance of $5 million.
Qualified Arborists of both types can be found on the Arboriculture Australia website.