This reporting requirement shall not apply to fixtures added or removed on or after the first day of the month following the effective date of the act adding this sentence to this subdivision. One supplemental tax bill shall be prepared for those fixtures based on the cost of the fixtures added and subtracted from real property, the date of each addition or subtraction, and the appropriate tax rate computed pursuant to Section 75.41.
The taxes due from the resulting tax bill shall be collected in the same manner and at the same times as other supplemental tax bills mailed on the same date.
Ca. Rev. and Tax. Code § 75.15