SAP provides mainstream maintenance for core applications of SAP Business Suite 7 software including SAP ERP 6.0, SAP Customer Relationship Management 7.0, SAP Supply Chain Management 7.0, and SAP Supplier Relationship Management 7.0 applications and SAP Business Suite powered by SAP HANA on the respective latest three Enhancement Packages (EhPs) until December 31, 2027. From January 1, 2028, all SAP Business Suite 7 core applications and respective SAP Business Suite 7 add-on products will enter the customer-specific maintenance (CSM) phase. SAP offers an optional extended maintenance phase from January 1, 2028, until December 31, 2030. This three-year phase comes at an additional fee on top of the maintenance fee. Details outlined in SAP Note 2881788.