CenterPoint Energy offers its residential natural gas customers in Indiana rebates for the installation of certain high efficiency natural gas appliances and insulation measures. In order to be eligible for a rebate, equipment must meet certain efficiency and installation requirements. Please see the program website for more information and a list of appliance models that meet the minimum standards. CenterPoint Energy reserves the right to verify sales receipts and perform post-installation verification inspections. Rebate forms must be postmarked within 60 days after installation.