But Mr Duggan estimated that $1 billion was"a more appropriate figure"to remedy the more than 600 buildings affected by combustible cladding.
"Enough is enough at this point in time. We've got a systemic crisis at the moment across NSW with defects,cladding and issues that are all stacked against consumers,"Mr Duggan said.
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Mr Duggan said it did not matter whether the emergency funding package came from the state or federal government,but ultimately the"buck needs to stop at Gladys[Berejiklian]".
"This is a NSW issue,these are NSW-centric problems,these are buildings within her state."
The calls for government intervention come after freedom of information documents revealed dozens of well-known Sydney buildings contain flammable cladding material.
The documents show more than 340 buildings in the City of Sydney alone are listed on the state government’s combustible cladding register.