The Illinois PTaX-343 Homestead Exemption for Persons with Disabilities is a property tax exemption program offered by the state of Illinois to provide financial relief to qualified disabled homeowners. The program offers a partial exemption from real estate taxes on the homestead (primary residence) of a person with a permanent and total disability. The exemption applies to the assessed value of the home up to a maximum of $2,000 or the equalized assessed value of the home, whichever is less. There are two types of Illinois PTaX-343 Homestead Exemption for Persons with Disabilities: the Standard Exemption and the Supplemental Exemption. The Standard Exemption is available for qualifying disabled homeowners with a permanent and total disability, and it exempts the assessed value of the home up to a maximum of $2,000. The Supplemental Exemption is available to qualifying disabled homeowners who receive Supplemental Security Income (SSI) payments, and it exempts the assessed value of the home up to a maximum of $5,000.