From Longman Business Dictionaryhypothecated taxhyˈpothecated tax [countable, uncountable]TAXECONOMICS a tax where the money obtained, or part of the money obtained, is used for a particular purpose, rather than spent on a number of thingsThe Party’s proposal in the last election for a 1p increase on income tax for education was popular. A similar hypothecated tax for health could be even more attractive. → tax
