Exaction

The act of demanding with authority, and compelling to pay or yield; compulsion to give or furnish; a levying by force; a driving to compliance; as, the exaction to tribute or of obedience; hence, extortion.

That which is exacted; a severe tribute; a fee, reward, or contribution, demanded or levied with severity or injustice.

act of demanding or levying by force or authority; "exaction of tribute"; "exaction of various dues and fees"