The federal government's announcement of a halved fuel excise is no doubt music to many people's ears. Following Tuesday night's budget release, the excise (a government tax included in the purchase price of fuel) was halved from 44.2 cents per litre to 22.1 cents.
source https://www.lifetechnology.com/blogs/life-technology-technology-news/5-tips-to-make-your-fuel-tank-last-longer-while-prices-are-high