(1) Licensees and students shall keep their hands and fingernails clean, and wear clean, professional attire. Shoes shall be worn at all times.

(2) Licensees and students shall thoroughly wash their hands:

(a) prior to starting work;

(b) during work hours as often as necessary to remove soil and contamination; and

(c) immediately after using the restroom.

(3) The use of an instant, waterless, antibacterial hand sanitizer may be used in place of hand washing before and after servicing each client, but does not void the requirement in (1).