Creates the Taxpayer Protection Act. Provides that, on and after the effective date of the Act, for bonds or incurred debt issued through a referendum by a unit of local government or school district, the bonds or incurred debt shall not be extended or reissued unless authorized by a referendum. Provides that a unit of local government or school district shall not submit the question concerning the extension or reissuance of a bond or incurring debt to voters in a referendum until at least one year has passed since the retirement of the bond or debt approved by a referendum. Provides that, on and after the effective date of the Act, a unit of local government or school district shall not submit a question concerning the issuance of a bond or incurring debt to the voters in a referendum until at least one year has passed since that unit or district last proposed a question or proposition concerning the issuance of bonds or incurring debt in a referendum. Limits home rule powers. Amends the Property Tax Code. Provides that there shall not be a service extension base annual increase unless increased by referendum. Amends the School Code. Provides that no later than 30 days before a school district submits to the voters of that district a question on whether to issue bonds or increase the school district's property tax rate, the school district must send informational material to each resident of voting age in the school district; defines "informational material". Specifies what must be included in the informational material Effective immediately.