§ 18566
59 words·~1 min read·
/ca/revenue-and-taxation-code/18566A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
Returns filed under this article on the basis of the calendar year shall be filed on or before the 15th day of April following the close of the calendar year. Returns made on the basis of a fiscal year shall be filed on or before the fifteenth day of the fourth month following the close of the fiscal year.