Amends the Internal Revenue Code to: (1) allow affiliated life and non-life insurance companies to file consolidated tax returns; (2) phase in, between 2005 and 2011, the full application of losses of affiliated non-life insurance companies against the taxable income of an affiliated life insurance company; and (3) automatically waive the five-year waiting period applicable to affiliated non-life insurance companies for offset of their losses against life insurance company income.