Miss. Code Ann. § 83-3-11

It shall be the duty of the Rating Bureau to provide a fund sufficient to enable it to inspect every risk specifically rated, to make a written survey of such risks, to pay the salary or expense of its officers and employees, and to cover any other expense which may be necessary or proper to enable it to comply with and enforce the provisions of this article. All of the expense fund shall be provided and paid by the fire insurance companies doing business in this state.