What is Dues?

Legal Definition
Certain payments; rates or taxes. See Ward v. Joslin, 105 Fed. 227, 44 C. C. A. 456; Warwick v. Supreme Conclave, 107 Ga. 115, 32 S. E. 951; Whitman v. National Bank, 176 U. S. 559, 20 Sup. Ct. 477, 44 L. Ed. 587.
-- Black's Law Dictionary