191—20.6 (515A) Exemption from filing requirement.
	 20.6(1) An insurer requesting, pursuant to Iowa Code section 515F.5(4), suspension or modification of the requirement of filing of a rate shall provide the commissioner with a full explanation for the proposed exemption from the filing requirement together with any actuarial data available and shall furnish the commissioner with any additional material the commissioner may desire.
	 20.6(2) If the commissioner finds that a proposed rate represents a classification for which credible and homogeneous statistical experience does not exist and cannot be analyzed using standard actuarial techniques to produce a statistically significant average rate for the individual risks within the classification, the commissioner may exempt the proposed rate from the filing requirement.
	 20.6(3) An insurer shall maintain statistical records of the experience and expenses attendant upon the risks covered by any rate exempted by the commissioner from the filing requirement. The insurer may supplement statistical information with information filed with the commissioner by an advisory organization.
This rule is intended to implement Iowa Code section 515A.4(6).