/// <summary>
        /// Calculates and applies taxes for the given order
        /// </summary>
        /// <param name="basket">The order to calculate taxes on.</param>
        /// <returns>The total amount of tax applied.</returns>
        /// <remarks>Any pre-existing tax line items must be removed from the order before the calculation.</remarks>
        public override decimal Recalculate(Order order)
        {
            // DO NOT CALCULATE IF TAX CALCULATION IS DISABLED
            if (!this.EnableTaxCalculation) return 0M;
            if (!ProvinceIsTaxable(order)) return 0M;

            // TODO: Implement tax recalculation (cancel then commit?)
            return base.Recalculate(order);
        }