Participation in the city’s green waste recycling program shall be on a voluntary basis. Participants shall be required to participate in the program for at least six months. Green waste services that are canceled may be assessed a cancellation fee in an amount fixed by resolution of the city council in the city fee schedule. Green waste containers may be used for solid waste disposal and collection from the first day of December through the last day of March each year. Green waste containers shall only be used for authorized green waste disposal and collection from April 1st through November 30th of each year. [Ord. 08-21-2012C § 1].