SAP Periodic Material Valuation Transaction Codes - CO-PC-ACT-PER TCodes SAP Periodic Material Valuation (CO-PC-ACT-PER) TcodesTcodeDescriptionModuleMR11GR/IR account maintenanceCO-PC-ACT-PERMR11SHOWAccount Maintenance Docu.Display-ReversalCO-PC-ACT-PERMR11_OLDOld GR/IR account maintenanceCO-PC-ACT-PER