Answer :
The court struck the rule on the basis that all substantive rules adopted by an agency creating law must be implemented through formal rule-making procedures.
Answer: Option E.
Explanation:
Substantive rule is a regulatory principle made by an administration office's activity of assigned semi authoritative power. It is embraced by government offices as per the notification and remark necessities of the Administrative Procedure Act. These standards have the power of law.
The part of the law that creates, defines, and regulates rights, including, for example, the law of contracts,torts, wills, and real property; the essential substance of rights under law are examples of substantive rules.