All rules relating to health care facilities, other than those which are informational in character, shall be followed by a notation at the end of each rule, or pertinent part thereof. This notation shall consist of a Roman numeral or numerals in parentheses. These Roman numerals refer to the class (either class I, class II, or class III) of violation which may be cited by the director of the department of inspections and appeals when that rule or a part of that rule carrying the notation is violated by the facility.
Iowa Admin. Code r. 481-56.7