It shall be unlawful for any person to conduct any bingo game in the unincorporated area of the County unless such person is an authorized organization and holds a valid, unexpired, unrevoked license issued in accordance with this chapter. Notwithstanding the foregoing provisions of this section, a senior citizens organization or mobile home park association which conducts bingo games which have twenty-five (25) or fewer participants and which do not generate any net proceeds shall not be required to obtain a license in accordance with this chapter. (§ 1, Ord. 769, eff. January 27, 1977, as amended by § 2, Ord. 993, eff. December 20, 1984, and § 1, Ord. 1000, eff. March 14, 1985)