Synopsis As Introduced Amends the Illinois Municipal Code. Provides that a municipal waterworks system, water supply system, or combined waterworks and sewerage system shall offer reduced rates to consumers living in a household at or below 150% of the federal poverty guidelines. Provides that upon the submission of a signed affidavit and evidence verifying the consumer's household income, the municipal water system shall grant a 25% discount on all subsequent charges for water service. Provides that a municipality may require annual recertification of income levels for qualifying consumers and that it may not charge to qualifying consumers any fees related to the disconnection or reconnection of water service. Limits home rule powers. Amends the State Mandates Act requiring implementation without reimbursement. Effective immediately.