The taxes on the supplemental If the presumed assessment on the current date is: roll shall be multiplied by:
August 1 ......................... 0.92 September 1 ...................... 0.83 October 1 ........................ 0.75 November 1 ....................... 0.67 December 1 ....................... 0.58 January 1 ........................ 0.50
Ca. Rev. and Tax. Code § 75.41