(1) An amendment to Form B must be filed within 15 days after the end of any month in which there is a material change to the information provided in the annual registration statement.

(2) Amendments must be filed in the Form B format with only those items which are being amended reported. Each such amendment must include at the top of the cover page "Amendment No. (insert number) to Form B for (insert year) " and must indicate the date of the change and not the date of the original filings.