Jungenthal owns several approvals and authorizations. Examples are:
- Welding certificate according to DIN 6700-2 and TRT009
- Audited as Railway Workshop by Railion Deutschland AG/VPI
- Audited for maintenance on wheelsets and bearings in maintenance standards IS1 and IS2 according DS 98404
- Approval as inspection body for nondestructive testing in railway sector (UT, MT, VT)
- Approval as Cleaning Facility in line with German requirements