The Department shall not collect the 1% tax imposed under this Act from any not-for-profit organization that sells food in a food distribution program at a price below the retail cost of the food to purchasers who, as a condition of participation in the program, are required to perform community service, located in a county or municipality that notifies the Department, in writing, that the county or municipality does not want the tax to be collected from any of such organizations located in the county or municipality.