Here we would like to draw your attention to OIAH transaction code in SAP. As we know it is being used in the SAP PM (Plant Maintenance) module. OIAH is a transaction code used for Bus. transactions with auth. profile in SAP.
It comes under the package INSC.
Transaction OIAH technical data table
| Tcode | OIAH |
| Purpose | Bus. transactions with auth. profile |
| Module | PM |
| SAP Package | INSC |
| Type | P |