This thesis comes from the consultancy world and a practical problem-solving business case.The aim reflects the will of analyzing the main challenges the imminent financial report standard, the IFRS 17, will lead to the insurance industry. In the first section, it will be defined the general meaning of the argument, then it will be deeply analyzed how the consulting firm in which I have been working with, developed the project for a well-known Italian insurance company. The final part wanted to find a link between the project and the studied academic literature review