Relating to the taxation of damaged property; and prescribing an effective date.

Requires tax collector to prorate and cancel property taxes imposed on taxable property destroyed or damaged by wildfire during September 2020 in county covered by state of emergency declared in response to wildfire as if property were destroyed property under current law. Coordinates timing of proration of taxes for property destroyed and damaged by fire or act of God. Applies to property tax year beginning on July 1, 2020. ] Authorizes governing body of county covered by state of emergency declared in response to September 2020 wildfires to adopt law directing tax collector to prorate and cancel property taxes imposed on taxable property that suffered loss in real market value as result of wildfires, without application from property owner. Authorizes such governing bodies to adopt law to direct tax collector to prorate and cancel property taxes on taxable property that suffered damage, or disruption of use, due to wildfires, upon application by property owner. Requires such laws to include wildfire map, produced through public process, identifying boundaries within which wildfire tax relief may be granted. Provides for refunds of overpayment of property taxes. Applies to property tax year beginning on July 1, 2020. Takes effect on 91st day following adjournment sine die.