(a) A charge for the administration of a banquet, special function, or package deal shall be clearly identified as such and customers shall be notified that the charge is not a gratuity or tip.

(b) The employer has the burden of demonstrating, by clear and convincing evidence, that the notification was sufficient to ensure that a reasonable customer would understand that such charge was not purported to be a gratuity.

(c) Adequate notification shall include a statement in the contract or agreement with the customer, and on any menu and bill listing prices, that the administrative charge is for administration of the banquet, special function, or package deal, is not purported to be a gratuity, and will not be distributed as gratuities to the employees who provided service to the guests. The statements shall use ordinary language readily understood and shall appear in a font size similar to surrounding text, but no smaller than a 12-point font.

(d) A combination charge, part of which is for the administration of a banquet, special function or package deal and part of which is to be distributed as gratuities to the employees who provided service to the guests, must be broken down into specific percentages or portions, in writing to the customer, in accordance with the standards for adequate notification in subdivision (c) of this section. The portion of the combination charge which will not be distributed as gratuities to the employees who provided service to the guests shall be covered by subdivisions (a), (b) and (c) of this section.