General and special rules may be adopted, amended, or rescinded by the administrator only after public hearing or opportunity to be heard thereon, of which proper notice has been given. General rules shall become effective ten days after filing with the Secretary of State and publication in one or more newspapers of general circulation in this state. Special rules shall become effective ten days after notification to or mailing to the last known address of the individuals or concerns affected thereby. Regulations may be adopted, amended, or rescinded by the administrator and shall become effective in the manner and at the time prescribed by the administrator.
La. R.S. § 23:1654