Amends the Property Tax Code. Provides that, when a revision is made by the county assessor and that revision is not made on complaint of the property owner, the county assessor shall continue to accept appeals from the taxpayer for a period of not less than 35 business days from the later of the date the assessment notice is mailed or is published on the assessor's website. House Floor Amendment No. 1 Provides that, when a revision is made by the county assessor and that revision is not made on complaint of the property owner, the county assessor shall continue to accept appeals from the taxpayer for a period of not less than 30 business days (rather than 35 business days) from the later of the date the assessment notice is mailed or is published on the assessor's website.