Amends the Property Tax Code. In a Section concerning the homestead exemption for veterans with disabilities, provides that: (1) for taxable years prior to 2015, "surviving spouse" means the surviving spouse of a veteran who obtained the exemption prior to his or her death; (2) for taxable years 2015 through 2020, "surviving spouse" means (A) the surviving spouse of a veteran who obtained the exemption prior to his or her death and (B) the surviving spouse of a veteran who was killed in the line of duty in the current taxable year or any preceding taxable year; and (3) for taxable year 2021 and thereafter, "surviving spouse" means (A) the surviving spouse of a veteran who qualified for the exemption prior to his or her death, (B) the surviving spouse of a veteran who was killed in the line of duty in the current taxable year or any preceding taxable year, (C) the surviving spouse of a veteran who did not obtain the exemption before death, but who would have qualified for the exemption if he or she had survived, and (D) the surviving spouse of a veteran whose death was determined to be service-connected who is a current recipient of Dependency and Indemnity Compensation. Effective immediately.