Premier Mark McGowan unveiled the budget on Thursday, which has a surplus of $4.2 billion, identical to the federal budget released on Tuesday.
The 2023-24 budget includes more than $715 million of cost of living measures to support Western Australians.
As part of the budget, WA households will all receive two energy bill credits of $200 apiece - one for the July/August billing cycle and the other for November/December.
The policy is a repeat of the $400 electricity bill credit given in 2022.
Mr McGowan acknowledged the rising cost of living has hit WA households hard.
"My Government understands the pressures faced by many households and small businesses,” he said.
"That is why we are using our strong budget position to invest in cost of living relief to all Western Australians including additional targeted support for those most in need.
"Including the $400 electricity credit, everyday household fees and charges will be lower in 2023-24 than five years ago.”
Additional assistance will also be provided to those most in need.
How to get
Households eligible for the Energy Assistance Payment will receive a $400 electricity credit split over two payments in addition to $326 in support paid over the financial year.
This brings the total support to $826.
This applies to concession cardholders which includes pensioner concession cards, health care card, Commonwealth Seniors Health Card, or a Department of Veteran Affairs Gold Card.
Small businesses that use up to 50MWh of power each year will be handed $650 worth of credit on their power bills.
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