Here we would like to draw your attention to OPID transaction code in SAP. As we know it is being used in the SAP PS-COS (Costs in PS) component which is coming under PS module (Project Systems).OPID is a transaction code used for Proj.Int Calc: Account Determination in SAP.
It comes under the package KAPI.
Transaction OPID technical data table
| Tcode | OPID |
| Purpose | Proj.Int Calc: Account Determination |
| Module | PS |
| Component | PS-COS |
| SAP Package | KAPI |
| Type | P |