South Australian Premier Peter Malinauskas has warned Anthony Albanese he could lose vital seats across the east coast if he fails to resolve how the GST is carved up among the states and territories.

Prime Minister Anthony Albanese reiterates there will be no change to Western Australia's GST arrangements after a report recommended scrapping the existing deal.

Prime Minister Anthony Albanese has assured West Australians the GST arrangements that have boosted the state budget by billions annually will remain unchanged while he is in the…