Budgetpropositionen budget
What The Government's big budget proposal in the autumn, which shows how the central government's money is to be shared between different areas next year.
Who The Government, through the finance minister, presents it, and the Riksdag (Sweden's parliament) is the one that decides on the budget in the end.
How You can read the budget bill (budgetpropositionen) on regeringen.se and see what is proposed for the area you care about.