US GAAP (United States Generally Accepted Accounting Principles)

Internationally recognised US accounting principles. Not all the provisions which together constitute US GAAP have been codified. US GAAP comprises not only defined written statements but also, for example, standard accounting practices in specific industries.


Process of examining, accepting or rejecting (re-)insurance risks and classifying those selected in order to charge the proper premium for each. The purpose of underwriting is to spread the risk among a pool of (re-)insureds in a manner that is equitable for the (re-)insureds and profitable for the (re-)insurer.

Unearned premium

cf. → provision for unearned premiums