(1) Except as provided in section 84-901.04, no rule or regulation shall be adopted, amended, or repealed by any agency except after public hearing on the question of adopting, amending, or repealing such rule or regulation. Notice of such hearing shall be given at least thirty days prior thereto to the Secretary of State and by publication in a newspaper having general circulation in the state. All such hearings shall be open to the public.
(2) The public hearing on a rule or regulation that is required to be adopted, amended, or repealed based upon a legislative bill shall be held within twelve months after the effective or operative date of the legislative bill. If there is more than one applicable effective or operative date, the twelve-month period shall be calculated using the latest date. In addition to the requirements of section 84-906.01, draft copies or working copies of all rules and regulations to be adopted, amended, or repealed by any agency shall be available to the public in the office of the Secretary of State at the time of giving notice. The notice shall include: (a) A declaration of availability of such draft or work copies for public examination; (b) a short explanation of the purpose of the proposed rule or regulation or the reason for the amendment or repeal of the rule or regulation; and (c) a description, including an estimated quantification, of the fiscal impact on state agencies, political subdivisions, and persons being regulated or an explanation of where the description of the fiscal impact may be inspected and obtained. No person may challenge the validity of any rule or regulation, the adoption, amendment, or repeal of any rule or regulation, or any determination of the applicability of any rule or regulation on the basis of the explanation or description provided pursuant to subdivisions (b) and (c) of this subsection.
(3) A change to an existing rule or regulation to (a) alter the style or form of such rule or regulation, (b) correct a technical error, or (c) alter a citation or reference to make such citation or reference consistent with state or federal law but which does not affect the substance of the rule or regulation is exempt from the requirements of this section. Such change shall not alter the rights or obligations of the public.
(4) Agencies shall be exempt from promulgating security policies and procedures which, if made public, would create a substantial likelihood of endangering public safety or property.