1. Where an IORP itself provides cover against biometric risks or guarantees either an investment performance or a given level of benefits, Member States shall require that IORP to provide for an effective actuarial function to:
(a) coordinate and oversee the calculation of technical provisions;
(b) assess the appropriateness of the methodologies and underlying models used in the calculation of technical provisions and the assumptions made for this purpose;
(c) assess the sufficiency and quality of the data used in the calculation of technical provisions;
(d) compare the assumptions underlying the calculation of the technical provisions with the experience;
(e) inform the administrative, management or supervisory body of the IORP of the reliability and adequacy of the calculation of technical provisions;
(f) express an opinion on the overall underwriting policy in the event of the IORP having such a policy;
(g) express an opinion on the adequacy of insurance arrangements in the
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