The legislative body may order refunded all or part of a tax paid pursuant to this article if it finds that all or part of the tax has been erroneously levied. A tax or part shall not be refunded unless a claim is filed with the clerk of the legislative body on or before March 1st after the tax became due and payable. The claim shall be verified by the person who paid the tax, or his guardian, executor, or administrator.
Ca. Gov. Code § 50255