"increasing budget" is correct and usable in written English.
You can use it when referring to a budget that has grown in size over a period of time. For example, "The government has committed to an increasing budget for education in the next financial year."
"But the city can't offer a blank check when we are faced with crumbling schools and increasing budget shortfalls".
The stable Germany of the past gets a blue letter," a warning from the European Union about its increasing budget deficit.
Supporters say the law is vital to curb labor's power and to hold down state and local compensation costs during an era of increasing budget deficits.
But, as in other states where recipients are approaching the five-year federal limit, many are concerned that just as the demand for real investment in moving the deeply troubled into work is increasing, budget revenues are starting to decline.
That's enough for me to carry on despite the fact that I often find myself being screamed at by the women I'm trying to help; despite my comparatively low salary; despite increasing budget cuts.
The law caps government salaries, sets fines for officeholders who violate those ceilings and prohibits state governors from increasing budget outlays unless there is a rise in tax revenues.
Are there clients increasing budgets?
However it is not just a question of increasing budgets.
Although the holidays are typically characterized by unbridled spending and eating, Kroger anticipates a leaner final quarter due to the increasing budget-mindededness of shoppers.
The Department of Health said it was increasing budgets by £2bn next year.
Given the decreasing marginal benefit with increasing budgets indicates that increasing the sampling intensity is not the ultimate solution to improve the reliability of estimates.
