New and amended government regulations setting the GWP limits for air conditioners will come into effect for single head AC portable and window units from 1 July 2024.
Units with a charge size of 2.6 kg or less have been limited to refrigerants with a GWP of 750 or less. This applies to import and manufacture.
This limit will apply on multi head units from 1 July 2025.
The full detail can be read in this explanatory statement.