Cal. RTC § 187.5

On or before December 31, 1986, each eligible county which has adopted an ordinance in accordance with Section 191, shall compute and remit to the Controller for deposit in the General Fund an amount equal to the amount allocated to it by the Controller pursuant to Section 184, less the amount of its supplemental roll property tax revenue lost in the 1985–86 fiscal year as the result of reassessment pursuant to Section 170 of that property which was damaged or destroyed by the storms and floods of February 1986 and for which a deferral of supplemental roll property taxes was claimed pursuant to the ordinance adopted in accordance with Section 191.