1. The Commission shall adopt delegated acts in accordance with Article 301a providing for the following:

(a) a standard formula in accordance with  Articles 101 and 103 to 109;

(b) any sub-modules necessary or covering more precisely the risks which fall under the respective risk modules referred to in Article 104 as well as any subsequent updates;

(c) the methods, assumptions and standard parameters to be calibrated to the confidence level referred to in Article 101(3) and to be used when calculating each of the risk modules or sub-modules of the basic Solvency Capital Requirement laid down in Articles 104, 105 and 304, the symmetric adjustment mechanism and the appropriate period of time, expressed in the number of months, as referred to in Article 106, and the appropriate approach for integrating the method referred to in Article 304 in the Solvency Capital Requirement as calculated in accordance with the standard formula;

(d) the correlation parameters, including, where necessary, those set out in Annex IV, and the procedures for updating those parameters;