518
File this form if you are the owner of a domestic life insurance company to report to the IRS on your income, deductions, and credits for the tax year, and to figure your income tax liability.
This form is filed by non-life insurance companies wishing to inform the Internal Revenue Service (IRS) of their income, deductions, and credits, as well as to figure their income tax liability.
This Form is used for filing the Delaware non-resident individual income tax return.