(1) A person under the age of twenty-one (21) years shall not: Play, be allowed to play, place wagers, or collect winnings, whether personally or through an agent, from any gaming authorized under this chapter.
(2) Be employed as a gaming employee.
(3) Any licensee, employee, dealer or other person who violates or permits the violation of any of the provisions of this section, and any person under twenty-one (21) years of age who violates any of the provisions of this section shall, upon conviction, be punished by a fine of not more than One Thousand Dollars ($1,000.00) or imprisoned in the county jail not more than six (6) months, or by both such fine and imprisonment.
(4) In any prosecution or other proceeding for the violation of any of the provisions of this section, it is no excuse for the licensee, employee, dealer or other person to plead that he believed the person to be twenty-one (21) years old or over.