Annual return.
Annual return. Notwithstanding that Form 1040C has been filed for either the entire taxable year of departure or for a terminated period, the return required under section 6012 and 1.6012-1 for such taxable year shall be filed. Any income tax paid on income shown on the return on Form 1040C shall be applied against the tax determined to be due on the income required to be shown on the subsequent return under section 6012 and 1.6012-1.