Any insurance undertaking which continues to refuse to underwrite the risk for which the premium has been set by the central pricing office instituted by Article L. 252-1 is deemed no longer to be operating in accordance with the regulations in force. Depending on the case, it may be subject either to withdrawal of the authorisations provided for in articles L. 321-1, L. 321-7 and L. 329-1, or to the penalties provided for in article L. 363-4.