The main purpose of this legislation is to provide tax relief to individuals affected by the Chiquita Canyon elevated temperature landfill event. It aims to ensure that certain compensation payments received by victims of this event are not counted as taxable income, thereby easing their financial burden. Key provisions of the legislation include defining what constitutes "Chiquita Canyon elevated temperature landfill event payments." These payments are recognized as qualified disaster relief payments, which means they will not be included in the recipients' gross income for tax purposes.