Work out the value, at the end of an income year, of a company's liability for claims covered by section 321 - 80 or 321 - 85 by adding up the amounts that, at the end of that income year, the company determines, based on proper and reasonable estimates, to be appropriate to set aside and invest in order to meet:
(a) liabilities for those claims; and
(b) direct settlement costs associated with those claims.