# E_0039 — Check individual request
Check individual request
| Attribute | Value |
|---|---|
| Designation | Check individual request |
| Market role | ÜNB |
| Regulatory determination / chapter | MaBiS |
| Section | 7.39.1: AD: Request and transmission of the balancing group allocation list between ÜNB and BKV (individual request) |
| Check identifiers | Response: [55067](/en/schnittstellen/202604/pruefi/UTILMD/PI_55067) |
| EBD version | 4.2 |
| As at | 2026-06-23 |
## Decision tree
\nDecision tree E_0039: Einzelanforderung prüfen\n\n\n\nE_0039\nEinzelanforderung prüfen\nChecking role: ÜNB\n\nno\n\nyes\n\n\n1\nSind in dem angefragten Gebiet\n(Bilanzierungsgebiet oder\nRegelzone) für diesen Bilanzkreis\nLF-SZR zum angegebenen\nZeitpunkt gültig?\n\n\nA01\nKein Lieferant zugeordnet\n\nEnd\n"} kapitel={"MaBiS · 7.39.1: AD: Anforderung und Übermittlung Bilanzkreiszuordnungsliste zwischen ÜNB und BKV (Einzelanforderung)"} name={"Einzelanforderung prüfen"}>
| Step | Check | Result | Code | Note |
|---|---|---|---|---|
| 1 | Are LF-SZR valid for this balancing group in the requested area (balancing area or control area) at the specified point in time? | no | A01 | No supplier assigned |
| — | — | yes | End | — |
## Result codes
| Result code | Cluster | Meaning |
|---|---|---|
| `A01` | — | No supplier assigned |
*Role of the numbers: »response« are the check identifiers that list this tree in the ebd_code column of the check identifier table (knowledge-collection · FV 202604); »checked« is the difference set to it from the return path of the process steps.*
:::note{title="Not checked against a process"}
**No** consistency check was carried out for this decision tree — no generated BPMN found. Whether the MACO APP implements this tree completely is therefore not evidenced here.
:::