Full text
the day that is four years after the day on or before which the registrant was required under section 238 to file a return for the period, and
the day that is four years after the day on or before which the registrant was required under section 238 to file a return for the period, and
the day that is four years after the day on or before which the registrant was required under section 238 to file a return for the period, and