HEPA (the Heads of EPA Australia and New Zealand) is an informal alliance of environmental regulation leaders from Australia and New Zealand.

Its principal members are:

• Environment Protection Authority Victoria (EPA VIC) –  Secretariat
• Environmental Protection Authority New Zealand (EPA NZ) - Chair
• Commonwealth Department of Agriculture, Water and the Environment (AWE)
• Environment Protection Authority South Australia (EPA SA)
• NSW Environment Protection Authority (EPA NSW)
• Queensland Department of Environment and Science (DES Qld)
• Western Australian Department of Water and Environmental Regulation Western Australian (DWER WA)
• Western Australian Environmental Protection Authority (EPA WA)
• Environment Protection Authority Tasmania (EPA TAS)
• Northern Territory Environment Protection Authority (EPA NT)
• Environment Protection Authority ACT (EPA ACT) 

For more information about HEPA, see HEPA's strategic plan 2018-21 (PDF; 908KB).