(1) Rating organizations may develop and may make reference filings containing advisory prospective loss costs. Such filings shall contain the statistical data and supporting information for any calculations or assumptions underlying those prospective loss costs. The reference filings shall be filed and be effective in the same manner as rates filed pursuant to 33-16-203 , MCA.
(2) An insurer may satisfy its obligation to make rate filings by:
(a) becoming a participating insurer of a licensed rating organization which makes reference filings of advisory prospective loss costs;
(b) filing with the commissioner the information required in ARM 6.6.3005; and
(c) authorizing the commissioner to accept such reference filings on its behalf.
(3) The insurer's rates will include the prospective loss costs filed by the rating organization which have been filed pursuant to subsection (1) , the insurer's loss cost adjustments filed in accordance with ARM 6.6.3005 which are in effect for that insurer, and the insurer's expense component.
(4) An insurer's filing of loss cost adjustments becomes
effective in the same manner as rates filed under 33-16-203 , MCA.