(a) One (1) experience modification rating shall be assigned to each employer number for those eligible employers under the Act. An employer who elects to establish a separate employer number for each separate legal entity of the employer's businesses shall be assigned an experience rating for each employer number.
(b) An employer's experience modification rating (whereby, hereafter shall be known as EMR) is computed by using three (3) years claims experience [or maximum available portions of three (3) years] for each eligible employer.
(c) Pursuant to W. S. § 27-14-207(j), the out-of-state employer must direct their insurance company to submit their EMR history directly to the Division.
(d) For an employer having less than one (1) full year (private employers follow a fiscal year; public employers follow a calendar year) of premium obligation during the EMR period, the employer's EMR will be equal to a modification of one (1).
(e) For an employer having greater than one (1) full year of premium obligation during the EMR period, but less than three (3) full years of premium obligation, the actual premium obligation will be based on the employer's actual experience as recorded by the Division in the quarterly or monthly reports in the premium year.
(f) The Division, through the qualified actuary, as defined by W. S. § 27-14-201(b), shall annually determine key parameters of the EMR plan to meet the requirements of W. S. § 27 - 14201(d). The Division will notify each employer who qualifies for an EMR of the key parameters (i, ii, iii) of this sub-section on the yearly EMR notice. The key parameters will also be published on the Division website for any employer to inspect. Group 1 not to exceed +/- 20% Group 2 not to exceed +/- 25% Group 3 not to exceed +/- 45% Group 4 not to exceed +/- 65% Group 5 not to exceed +/- 85%
(g) For employers in Group I, the experience adjustment for claims occurring within the three (3) year EMR period shall be as follows:
(h) The formula for computing the split plan experience modification rating (EMR) is defined below, with each term defined in Section 15, is as follows:
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Where: Zp = Credibility Primary Value
Ap = Actual Primary Losses
Ep = Expected Primary Losses
Ze = Credibility Excess Value
Ae = Actual Excess Losses
Ee = Expected Excess Losses
E = Expected Losses
(See Glossary of Terminology in Section 15.)
(i) Contesting Experience Modification Rating. Any employer may contest the annual EMR or case reserve amounts assigned by the Division. Contest shall be made by filing a written objection with the Division within thirty (30) days after notification by the Division as provided in W. S. § 27-14-201(h). The Division shall resolve the matter administratively within forty-five (45) days after the filing of the objection. If the matter is not resolved within forty-five (45) days then the Division shall refer the objection to an independent hearing officer appointed for such purpose, pursuant to these rules and the Wyoming Administrative Procedure Act.
(j) Contesting Chargeability of Claims Costs. An employer may apply for non-chargeability of claims costs pursuant to W. S. § 27-14-201(d).
053-2 Wyo. Code R. § 2-3
Amended, Eff. 10/13/2016.
Amended, Eff. 8/24/2017.
Amended, Eff. 12/11/2018.