Here we would like to draw your attention to OMRZ transaction code in SAP. As we know it is being used in the SAP MM-IV (Invoice Verification in MM) component which is coming under MM module (Material Management).OMRZ is a transaction code used for Runtime Invoice Document Archiving in SAP.
It comes under the package MR0C.
Transaction OMRZ technical data table
|Purpose||Runtime Invoice Document Archiving|